S. Ahrland, S. J. Chatt, and N. R. Davies, The relative affinities of ligand atoms for acceptor molecules and ions, Quarterly Reviews, Chemical Society, vol.12, issue.3, pp.265-276, 1958.
DOI : 10.1039/qr9581200265

G. R. Aiken, D. M. Mcknight, R. L. Wershaw, and P. Maccarthy, Humic substances in soil, sediment and water: Geochemistry, isolation and characterization, 1985.

C. Alibert and M. T. Mcculloch, Rare earth element and neodynium isotopic compositions of the banded iron-formations and associated shales from Hamersley, pp.187-204, 1993.

K. Andersson, R. Dahlqvist, D. Turner, B. Stolpe, T. Larsson et al., Colloidal rare earth elements in a boreal river: Changing sources and distributions during the spring flood, Geochimica et Cosmochimica Acta, vol.70, issue.13, 2006.
DOI : 10.1016/j.gca.2006.04.021

A. Astrom, Abundance and fractionation patterns of rare earth elements in streams affected by acid sulphate soils, &KHP*HRO, pp.249-258, 2001.

D. Aubert, P. Stille, and A. Probst, REE fractionation during granite weathering and removal by waters and suspended loads: Sr and Nd isotopic evidence. *HRFKLP&RVPRFKLP$FWD, pp.387-406, 2001.

D. Aubert, P. Stille, A. Probst, F. Gauthier-lafaye, L. Pourcelot et al., Characterization and migration of atmospheric REE in soils and surface waters, Geochimica et Cosmochimica Acta, vol.66, issue.19, pp.3339-3350, 2002.
DOI : 10.1016/S0016-7037(02)00913-4
URL : https://hal.archives-ouvertes.fr/in2p3-00013955

M. J. Avena and L. K. Koopal, Kinetics of Humic Acid Adsorption at Solid-Water Interfaces, QYLURQ 6FL 7HFKQRO, pp.2739-2744, 1999.
DOI : 10.1021/es981236u

M. Bau, Rare-earth element mobility during hydrothermal and metamorphic fluid-rock interaction and the significance of the oxidation state of europium, Chemical Geology, vol.93, issue.3-4, pp.219-230, 1991.
DOI : 10.1016/0009-2541(91)90115-8

M. Bau, Controls on the fractionation of isovalent trace elements in magmatic and aqueous systems: evidence from Y/Ho, Zr/Hf, and lanthanide tetrad effect, Contributions to Mineralogy and Petrology, vol.123, issue.3, pp.323-333, 1996.
DOI : 10.1007/s004100050159

M. Bau, Scavenging of dissolved yttrium and rare earths by precipitating iron oxyhydroxide: Experimental evidence for Ce oxidation, Ho fractionation, and lanthanide tetrad effect. *HRFKLP&RVPRFKLP$FWD, pp.67-77, 1999.

M. Bau and P. Dulski, Anthropogenic origin of positive gadolinium anomalies in river waters, DUWK3ODQHW 6FL/HWW, pp.245-255, 1996.
DOI : 10.1016/0012-821X(96)00127-6

M. Bau, A. Koschinsky, P. Dulski, and J. R. Hein, Comparison of the partitioning behaviours of yttriym, rare earth elements, and titanium between hydrogenetic marine ferromanganese crusts and seawater, HRFKLP &RVPRFKLP$FWD, pp.1709-1725, 1996.

M. Bau, P. Möller, and P. Dulski, Yttrium and lanthanides in eastern Mediterranean seawater and their fractionation during redox-cycling, Marine Chemistry, vol.56, issue.1-2, pp.123-131, 1997.
DOI : 10.1016/S0304-4203(96)00091-6

M. F. Benedetti, W. H. Van-riemsdijk, L. K. Koopal, D. G. Kinniburg, and C. J. Milne, Metal ion binding to natural organic matter: from the model to the field, Geochim. Cosmochim. Acta, pp.2503-2513, 1996.

P. Bennett and D. I. Siegel, Increased solubility of quartz in water due to complexing by organic compounds, Nature, vol.326, issue.6114, pp.684-686, 1987.
DOI : 10.1038/326684a0

R. Biddau, R. Cidu, and F. Frau, Rare earth elements in waters from the albitite-bearing granodiorites of Central Sardinia, Italy, Chemical Geology, vol.182, issue.1, pp.1-14, 2002.
DOI : 10.1016/S0009-2541(01)00272-8

G. Bidoglio, I. Grenthe, P. Qi, P. Robouch, and N. Omenetto, Complexation of Eu and Tb with fulvic acids as studied by time-resolved laser-induced fluorescence, Talanta, vol.38, issue.9, pp.999-1008, 1991.
DOI : 10.1016/0039-9140(91)80316-R

J. J. Braun, J. Viers, B. Dupré, M. Polvé, J. Ndam et al., Solid/Liquid REE Fractionation in the Lateritic System of Goyoum, East Cameroon: The Implication for the Present Dynamics of the Soil Covers of the Humid Tropical Regions, Geochimica et Cosmochimica Acta, vol.62, issue.2, pp.273-299, 1998.
DOI : 10.1016/S0016-7037(97)00344-X

J. J. Braun, N. Ngoupayou, J. R. Viers, J. Dupré, B. et al., Present weathering rates in a humid tropical watershed: Nsimi, South Cameroon, Geochimica et Cosmochimica Acta, vol.69, issue.2, pp.357-387, 2005.
DOI : 10.1016/j.gca.2004.06.022
URL : https://hal.archives-ouvertes.fr/hal-00318670

D. Buerge-weirich, P. Behra, and L. Sigg, Adsorption of Copper, Nickel, and Cadmium on Goethite in the Presence of Organic Ligands, Aquatic Geochemistry, vol.9, issue.2, pp.65-85, 2003.
DOI : 10.1023/B:AQUA.0000019455.82756.ac

J. Buffle, Complexation reactions in aquatic systems: an analytical approach, 1988.

R. H. Byrne and K. Kim, Rare earth element scavenging in seawater, Geochimica et Cosmochimica Acta, vol.54, issue.10, pp.2645-2656, 1990.
DOI : 10.1016/0016-7037(90)90002-3

R. H. Byrne and B. Li, Comparative complexation behavior of the rare earths, Geochimica et Cosmochimica Acta, vol.59, issue.22, pp.4575-4589, 1995.
DOI : 10.1016/0016-7037(95)00303-7

R. H. Byrne and E. R. Sholkovitz, Marine chemistry and geochemistry of the lanthanides, In +DQGERRNRQWKH 3K\VLFVDQG&KHPLVWU\RI5DUH(DUWKV, vol.23, pp.497-593, 1996.

S. E. Cabaniss and M. Schumann, Copper binding by dissolved organic matter: I. Suwannee River fulvic acid equilibria, Geochimica et Cosmochimica Acta, vol.52, issue.1, pp.185-193, 1988.
DOI : 10.1016/0016-7037(88)90066-X

K. J. Cantrell and R. H. Byrne, Rare earth element complexation by carbonate and oxalate ions, Geochimica et Cosmochimica Acta, vol.51, issue.3, pp.597-605, 1987.
DOI : 10.1016/0016-7037(87)90072-X

J. B. Christensen, D. L. Jensen, and T. H. Christensen, Effect of dissolved organic carbon on the mobility of cadmium, nickel and zinc in leachate polluted groundwater, Water Research, vol.30, issue.12, pp.3067-3049, 1996.
DOI : 10.1016/S0043-1354(96)00091-7

F. Coppin, G. Berger, A. Bauer, S. Castet, and M. Loubet, Sorption of lanthanides on smectite and kaolinite, Chemical Geology, vol.182, issue.1, pp.57-68, 2002.
DOI : 10.1016/S0009-2541(01)00283-2

N. Cory and C. Andrén, Modelling of aluminium speciation as a complement to laboratory-based analysis, pp.1-14, 2004.

M. B. Crawford, PHREEQEV: The incorporation of a version of Model V for organic complexation in aqueous solutions into the speciation code phreeqe, Computers & Geosciences, vol.22, issue.2, pp.109-116, 1996.
DOI : 10.1016/0098-3004(95)00085-2

P. Curmi, P. Durand, C. Gascuel-odoux, V. Hallaire, P. Mérot et al., Le programme CORMORAN-INRA : de l'importance du milieu physique dans la r??gulation biog??ochimique de la teneur en nitrate des eaux superficielles, Journal europ??en d???hydrologie, vol.26, issue.1, pp.37-56, 1995.
DOI : 10.1051/water/19952601037

M. P. Dabard, A. Loi, and P. J. , Zircon typology combined with Sm???Nd whole-rock isotope analysis to study Brioverian sediments from the Armorican Massif, Sedimentary Geology, vol.101, issue.3-4, pp.243-260, 1996.
DOI : 10.1016/0037-0738(95)00068-2

R. Dahlqvist, M. F. Benedetti, K. Andersson, D. Turner, T. Larsson et al., Association of calcium with colloidal particles and speciation of calcium in the Kalix and Amazon rivers, Geochimica et Cosmochimica Acta, vol.68, issue.20, pp.4059-4075, 2004.
DOI : 10.1016/j.gca.2004.04.007

J. A. Davis and D. B. Kent, Surface complexation modeling in aqueous geochemistry, 0LQHUDO:DWHU ,QWHUIDFH*HRFKHPLVWU\, pp.177-260, 1990.

M. Davranche, S. Lacour, F. Bordas, and J. Bollinger, An Easy Determination of the Surface Chemical Properties of Simple and Natural Solids, Journal of Chemical Education, vol.80, issue.1, pp.76-78, 2003.
DOI : 10.1021/ed080p76

M. Davranche, O. Pourret, G. Gruau, and D. A. , Impact of humate complexation on the adsorption of REE onto Fe oxyhydroxide, pp.271-279, 2004.

M. Davranche, O. Pourret, G. Gruau, A. Dia, L. Coz-bouhnik et al., Adsorption of REE(III)-humate complexes onto MnO 2 : Experimental evidence for cerium anomaly and lanthanide tetrad effect suppression, pp.4825-4835, 2005.

D. Baar, H. J. Bacon, M. P. , and B. P. , Rare-earth distributions with a positive Ce anomaly in the Western North Atlantic Ocean, pp.324-327, 1983.

D. Baar, H. J. Bacon, M. P. Brewer, P. G. , and B. K. , Rare earth elements in the Pacific and Atlantic Oceans, pp.1943-1959, 1985.

D. Baar, H. J. German, C. R. Elderfield, H. Van-gaans, and P. , Rare earth element distributions in anoxic waters of the Cariaco Trench, pp.1203-1219, 1988.

D. Baar, H. J. Schijf, J. Byrne, and R. H. , Solution chemistry of the rare earth elements in seawater, pp.357-373, 1991.

D. Carlo, E. H. Green, and W. J. , Rare earth elements in the water column of Lake Vanda, McMurdo Dry Valleys, Antarctica, Geochimica et Cosmochimica Acta, vol.66, issue.8, pp.1323-1333, 2002.
DOI : 10.1016/S0016-7037(01)00861-4

D. Carlo, E. H. Mcmurtry, and G. M. , Rare-earth element geochemistry of ferromanganese crusts from the Hawaiian Archipelago, central Pacific, Chemical Geology, vol.95, issue.3-4, pp.235-250, 1992.
DOI : 10.1016/0009-2541(92)90014-V

D. Carlo, E. H. Wen, X. Y. , and C. J. , Rare earth element fractionnation in hydrogenetic Fe-Mn crusts: The influence of carbonate complexation and phosphatization on Sm/Yb ratios, 0DULQH $XWKLJHQHVLV )URP*OREDOWR0LFURELDO Prevot-Lucas, and J. Lucas), pp.271-285, 2000.

D. Carlo, E. H. Wen, X. , and I. M. , The influence of redox reactions on the uptake of dissolved Ce by suspended Fe and Mn oxide particles, pp.357-389, 1998.

S. Deberdt, J. Viers, and D. B. , New insights about the rare earth elements (REE) mobility in river waters, %XOO6RF*HRO)U, pp.147-160, 2002.
DOI : 10.2113/173.2.147

A. Dia, G. Gruau, G. Olivié-lauquet, C. Riou, J. Molénat et al., The distribution of rare earth elements in groundwaters: assessing the role of source-rock composition, redox changes and colloidal particles, Geochimica et Cosmochimica Acta, vol.64, issue.24, pp.4131-4151, 2000.
DOI : 10.1016/S0016-7037(00)00494-4

A. Dierckx, A. Maes, and J. Vancluysen, Mixed complex formation of Eu 3+ with humic acid and a competing ligand, 5DGLRFKLP$FWD, pp.149-156, 1994.

W. R. Dillon and M. Goldstein, Multivariate analysis: Methods and applications, 1984.

J. Dolezal and J. Novak, Beitrag zum polarographischen verhalten von drei- und vierwertigem cer, Collection of Czechoslovak Chemical Communications, vol.24, issue.7, pp.2182-2189, 1959.
DOI : 10.1135/cccc19592182

G. B. Douglas, B. T. Hart, R. Beckett, C. M. Gray, and O. R. , Geochemistry of suspended particulate matter (SPM) in the Murray-Darling River system: a conceptual isotopic/geochemical model for the fractionation of major, trace and rare earth elements, pp.167-194, 1999.

T. Duncan and T. J. Shaw, The Mobility of Rare Earth Elements and Redox Sensitive Elements in the Groundwater/Seawater Mixing Zone of a Shallow Coastal Aquifer, Aquatic Geochemistry, vol.9, issue.3, pp.223-255, 2004.
DOI : 10.1023/B:AQUA.0000022956.20338.26

B. Dupré, J. Gaillardet, D. Rousseau, and A. C. , Major and trace elements of river-borne material: The Congo Basin, Geochimica et Cosmochimica Acta, vol.60, issue.8, pp.1301-1321, 1996.
DOI : 10.1016/0016-7037(96)00043-9

B. Dupré, J. Viers, J. Dandurand, M. Polvé, P. Bénézeth et al., Major and trace elements associated with colloids in organic-rich river waters: ultrafiltration of natural and spiked solutions, Chemical Geology, vol.160, issue.1-2, pp.63-80, 1999.
DOI : 10.1016/S0009-2541(99)00060-1

P. Durand, J. Torres, and J. L. , Solute transfer in agricultural catchments: the interest and limits of mixing models, Journal of Hydrology, vol.181, issue.1-4, pp.1-22, 1996.
DOI : 10.1016/0022-1694(95)02922-2

F. Elbaz-poulichet and C. Dupuy, Behaviour of rare earth elements at the freshwater???seawater interface of two acid mine rivers: the Tinto and Odiel (Andalucia, Spain), Applied Geochemistry, vol.14, issue.8, pp.1063-1072, 1999.
DOI : 10.1016/S0883-2927(99)00007-4

H. Elderfield, The oceanic chemistry of the rare earth elements in seawater, pp.105-126, 1988.

H. Elderfield and M. J. Greaves, The rare earth elements in seawater, Nature, vol.36, issue.5854, pp.214-219, 1982.
DOI : 10.1038/296214a0

H. Elderfield, C. J. Hawkesworth, M. J. Greaves, and C. S. , Rare earth element geochemistry of oceanic ferromanganese nodules and associated sediments, Geochimica et Cosmochimica Acta, vol.45, issue.4, pp.513-528, 1981.
DOI : 10.1016/0016-7037(81)90184-8

H. Elderfield, R. Upstill-goddard, and E. R. Sholkovitz, The rare earth elements in rivers, estuaries, and coastal seas and their significance to the composition of ocean waters, Geochimica et Cosmochimica Acta, vol.54, issue.4, pp.971-991, 1990.
DOI : 10.1016/0016-7037(90)90432-K

F. Eyrolle, M. F. Benedetti, J. Y. Benaim, and D. Février, The distributions of colloidal and dissolved organic carbon, major elements, and trace elements in small tropical catchments, Geochimica et Cosmochimica Acta, vol.60, issue.19, pp.3643-3656, 1996.
DOI : 10.1016/0016-7037(96)00210-4

A. J. Fairhurst, P. Warwick, and S. Richardson, The influence of humic acid on the adsorption of europium onto inorganic colloids as a function of pH, &ROORLGV6XUI$, pp.187-199, 1995.
DOI : 10.1016/0927-7757(95)03124-V

J. A. Fee, H. E. Gaudette, W. B. Lyons, and L. D. , Rare-earth element distribution in Lake Tyrrell groundwaters, pp.67-93, 1992.

C. Franz, G. Herrmann, and N. Trautmann, Complexation of Samarium(III) and Americium(III) with Humic Acid at Very Low Metal Concentrations, 5DGLRFKLP$FWD, pp.177-181, 1997.
DOI : 10.1524/ract.1997.77.3.177

J. Gaillardet, B. Dupré, C. J. Allègre, and P. Négrel, Chemical and physical denudation in the Amazon River Basin, Chemical Geology, vol.142, issue.3-4, pp.141-173, 1997.
DOI : 10.1016/S0009-2541(97)00074-0

J. Gaillardet, J. Viers, and D. B. , Elements in River Waters, 7UHDWLVHRQ*HRFKHPLVWU\, pp.225-263, 2004.

S. Gallet, B. Jahn, and M. Torii, Geochemical characterization of the Luochuan loess-paleosol sequence, China, and paleoclimatic implications, Chemical Geology, vol.133, issue.1-4, pp.67-88, 1996.
DOI : 10.1016/S0009-2541(96)00070-8

C. H. Gammons, S. A. Wood, J. P. Ponas, and M. J. , Geochemistry of the rare-eath elements and uranium in the acidic Berkeley Pit Lake, pp.269-288, 2003.

H. Geckeis, . Ngo-mahn-th, M. Bouby, and K. J. , Aquatic colloids relevant to radionuclide migration: characterization by size fractionation and ICP-mass spectrometric detection, Colloids and Surface A: Physicochem. Eng. Aspects, pp.1-8, 2003.
DOI : 10.1016/S0927-7757(02)00564-2

M. Gerard, P. Seyler, M. F. Benedetti, V. P. Alves, G. R. Boaventura et al., Rare earth elements in the Amazon basin, Hydrological Processes, vol.140, issue.7, pp.1379-1392, 2003.
DOI : 10.1002/hyp.1290

C. R. German and H. Elderfield, Application of the Ce anomaly as a paleoredox indicator: The ground rules, Paleoceanography, vol.51, issue.5, pp.823-833, 1990.
DOI : 10.1029/PA005i005p00823

C. R. German, B. P. Holiday, and H. Elderfield, Redox cycling of rare earth elements in the suboxic zone of the Black Sea, Geochimica et Cosmochimica Acta, vol.55, issue.12, pp.3553-3558, 1991.
DOI : 10.1016/0016-7037(91)90055-A

C. R. German, T. Masuzawa, M. J. Greaves, H. Elderfield, and E. J. , Dissolved rare earth elements in the Southern Ocean: Cerium oxidation and the influence of hydrography, Geochimica et Cosmochimica Acta, vol.59, issue.8, pp.1551-1558, 1995.
DOI : 10.1016/0016-7037(95)00061-4

M. A. Glaus, W. Hummel, V. Loon, and L. R. , Stability of mixed-ligand complexes of metal ions with humic substances and low molecular weight ligands, pp.2150-2153, 1995.

M. A. Glaus, W. Hummel, V. Loon, and L. R. , Trace metal???humate interactions. I. Experimental determination of conditional stability constants, Applied Geochemistry, vol.15, issue.7, pp.953-973, 2000.
DOI : 10.1016/S0883-2927(99)00099-2

E. D. Goldberg, M. Koide, R. A. Schmitt, and S. R. , Rare-Earth distributions in the marine environment, Journal of Geophysical Research, vol.88, issue.no. 9, pp.4209-4217, 1963.
DOI : 10.1029/JZ068i014p04209

S. J. Goldstein and S. B. Jacobsen, Rare earth elements in river waters, Earth and Planetary Science Letters, vol.89, issue.1, pp.35-47, 1988.
DOI : 10.1016/0012-821X(88)90031-3

D. C. Gosselin, M. R. Smith, E. A. Lepel, and L. J. , Rare earth elements in chloride-rich groundwater, pp.1495-1505, 1992.

G. Gruau, A. Dia, G. Olivié-lauquet, M. Davranche, and G. Pinay, Controls on the distribution of rare earth elements in shallow groundwaters, Water Research, vol.38, issue.16, pp.5-3576, 2004.
DOI : 10.1016/j.watres.2004.04.056

J. P. Gustafsson, Modeling the Acid???Base Properties and Metal Complexation of Humic Substances with the Stockholm Humic Model, Journal of Colloid and Interface Science, vol.244, issue.1, pp.102-112, 2001.
DOI : 10.1006/jcis.2001.7871

J. P. Gustafsson and J. W. Van-schaik, Cation binding in a mor layer: batch experiments and modelling, European Journal of Soil Science, vol.35, issue.2, pp.295-310, 2003.
DOI : 10.1046/j.1365-2389.2003.00526.x

J. P. Gustafsson, P. Pechova, and D. Berggren, Modeling Metal Binding to Soils:?? The Role of Natural Organic Matter, Environmental Science & Technology, vol.37, issue.12, pp.2767-2774, 2003.
DOI : 10.1021/es026249t

R. E. Hannigan and E. Sholkovitz, The development of middle rare earth element enrichments in freshwaters: weathering of phosphate minerals, Chemical Geology, vol.175, issue.3-4, pp.495-508, 2001.
DOI : 10.1016/S0009-2541(00)00355-7

L. A. Haskin, M. A. Haskin, F. A. Frey, and T. R. Wilderman, Relative and Absolute Terrestrial Abundances of the Rare Earths, 2ULJLQDQGGLVWULEXWLRQVRIWKHHOHPHQWV, pp.889-912, 1968.
DOI : 10.1016/B978-0-08-012835-1.50074-X

A. L. Herbelin and J. C. Westall, FITEQL A computer program for determination of chemical equilibrium constants from experimental data, 1999.

W. T. Holser, Evaluation of the application of rare-earth elements to paleoceanography, Palaeogeography, Palaeoclimatology, Palaeoecology, vol.132, issue.1-4, pp.309-323, 1997.
DOI : 10.1016/S0031-0182(97)00069-2

J. Hoyle, H. Elderfield, A. Gledhill, and M. Greaves, The behaviour of the rare earth elements during mixing of river and sea waters, Geochimica et Cosmochimica Acta, vol.48, issue.1, pp.143-149, 1984.
DOI : 10.1016/0016-7037(84)90356-9

R. K. Iler, The geochemistry of colloid systems for earth scientists. By S. Yariv & H. Cross, Book review. J. Colloid. Interf. Sci, pp.177-178, 1979.

J. Ingri, A. Widerlund, M. Land, O. Gustafsson, P. Andersson et al., Temporal variations in the fractionation of the rare earth elements in a boreal river; the role of colloidal particles., Chemical Geology, vol.166, issue.1-2, pp.23-45, 2000.
DOI : 10.1016/S0009-2541(99)00178-3

A. Jaffrézic, Géochimie des éléments métalliques, des nitrates et du carbone organique dissous dans les eaux et les sols hydromorphes Agriculture intensive et qualité des eaux dans les zones humides en Bretagne, 1997.

B. Jahn, S. Gallet, and H. J. , Geochemistry of the Xining, Xifeng and Jixian sections, Loess Plateau of China: eolian dust provenance and paleosol evolution during the last 140 ka, Chemical Geology, vol.178, issue.1-4, pp.71-94, 2001.
DOI : 10.1016/S0009-2541(00)00430-7

R. P. Janssen and W. Verweij, Geochemistry of some rare earth elements in groundwater, Vierlingsbeek, The Netherlands, Water Research, vol.37, issue.6, pp.5-1320, 2003.
DOI : 10.1016/S0043-1354(02)00492-X

K. H. Johannesson and W. B. Lyons, The rare earth element geochemistry of Mono Lake water and the importance of carbonate complexing, Limnology and Oceanography, vol.39, issue.5, pp.1141-1154, 1994.
DOI : 10.4319/lo.1994.39.5.1141

K. H. Johannesson and W. B. Lyons, Rare-earth element geochemistry of Colour Lake, an acidic freshwater lake on Axel Heiberg Island, Northwest Territories, Canada, Chemical Geology, vol.119, issue.1-4, pp.209-223, 1995.
DOI : 10.1016/0009-2541(94)00099-T

K. H. Johannesson and X. Zhou, Origin of middle rare earth element enrichments in acid waters of a Canadian High Arctic lake, Geochimica et Cosmochimica Acta, vol.63, issue.1, pp.153-165, 1999.
DOI : 10.1016/S0016-7037(98)00291-9

K. H. Johannesson and M. J. Hendry, Rare earth element geochemistry of groundwaters from a thick till and clay-rich aquitard sequence, Saskatchewan, Canada, Geochimica et Cosmochimica Acta, vol.64, issue.9, pp.1493-1509, 2000.
DOI : 10.1016/S0016-7037(99)00402-0

K. H. Johannesson, K. J. Stetzenbach, and H. V. , Speciation of the rare earth element neodymium in groundwaters of the Nevada Test Site and Yucca Mountain and implications for actinide solubility, Applied Geochemistry, vol.10, issue.5, pp.565-572, 1995.
DOI : 10.1016/0883-2927(95)00028-3

K. H. Johannesson, W. B. Lyons, M. A. Yelken, H. E. Gaudette, and K. J. Stetzenbach, Geochemistry of the rare-earth elements in hypersaline and dilute acidic natural terrestrial waters: Complexation behavior and middle rare-earth element enrichments, Chemical Geology, vol.133, issue.1-4, pp.125-144, 1996.
DOI : 10.1016/S0009-2541(96)00072-1

K. H. Johannesson, K. J. Stetzenbach, V. F. Hodge, and W. B. Lyons, Rare earth element complexation behavior in circumneutral pH groundwaters: Assessing the role of carbonate and phosphate ions, DUWK 3ODQHW6FL/HWW, pp.305-319, 1996.

K. H. Johannesson, K. J. Stetzenbach, and H. V. , Rare earth elements as geochemical tracers of regional groundwater mixing, Geochimica et Cosmochimica Acta, vol.61, issue.17, pp.3605-3618, 1997.
DOI : 10.1016/S0016-7037(97)00177-4

K. H. Johannesson, I. M. Farnham, C. Guo, and K. J. Stetzenbach, Rare earth element fractionation and concentration variations along a groundwater flow path within a shallow, basin-fill aquifer, southern Nevada, USA, Geochimica et Cosmochimica Acta, vol.63, issue.18, pp.2697-2708, 1999.
DOI : 10.1016/S0016-7037(99)00184-2

K. H. Johannesson, X. Zhou, C. Guo, K. J. Stetzenbach, and H. V. , Origin of rare earth element signatures in groundwaters of circumneutral pH from southern Nevada and eastern California, USA, Chemical Geology, vol.164, issue.3-4, pp.239-257, 2000.
DOI : 10.1016/S0009-2541(99)00152-7

K. H. Johannesson, J. Tang, J. M. Daniels, W. J. Bounds, and D. J. Burdige, Rare earth element concentrations and speciation in organic-rich blackwaters of the Great Dismal Swamp, Virginia, USA, Chemical Geology, vol.209, issue.3-4, pp.271-294, 2004.
DOI : 10.1016/j.chemgeo.2004.06.012

I. Kawabe, A. Ohta, and N. Miura, Distribution coefficients of REE between Fe oxyhydroxide precipitates and NaCl solutions affected by REE-carbonate complexation., GEOCHEMICAL JOURNAL, vol.33, issue.3, pp.181-197, 1999.
DOI : 10.2343/geochemj.33.181

G. D. Klungness and R. H. Byrne, Comparative hydrolysis behavior of the rare earths and yttrium: the influence of temperature and ionic strength, Polyhedron, vol.19, issue.1, pp.99-107, 2000.
DOI : 10.1016/S0277-5387(99)00332-0

D. Koeppenkastrop, D. Carlo, and E. H. , Sorption of rare-earth elements from seawater onto synthetic mineral particles: An experimental approach, Chemical Geology, vol.95, issue.3-4, pp.251-263, 1992.
DOI : 10.1016/0009-2541(92)90015-W

D. Koeppenkastrop, D. Carlo, and E. H. , Uptake of rare earth elements from solution by metal oxides, QYLURQ 6FL7HFKQRO, pp.1796-1802, 1993.
DOI : 10.1021/es00046a006

D. Koeppenkastrop, D. Carlo, E. H. , and R. M. , A method to investigate the interaction of rare earth elements in aqueous solution with metal oxides, Journal of Radioanalytical and Nuclear Chemistry Articles, vol.51, issue.2, pp.337-346, 1991.
DOI : 10.1007/BF02104687

J. Kuss, C. Garbe-schönberg, and K. Kremling, Rare earth elements in suspended particulate material of North Atlantic surface waters. *HRFKLP&RVPRFKLP$FWD, pp.187-199, 2001.

M. G. Lawrence and B. S. Kamber, The behaviour of the rare earth elements during estuarine mixing???revisited, Marine Chemistry, vol.100, issue.1-2, pp.147-161, 2006.
DOI : 10.1016/j.marchem.2005.11.007

J. H. Lee and R. H. Byrne, Examination of comparative rare earth element complexation behavior using linear free-energy relationships, Geochimica et Cosmochimica Acta, vol.56, issue.3, pp.1127-1137, 1992.
DOI : 10.1016/0016-7037(92)90050-S

J. H. Lee and R. H. Byrne, Complexation of trivalent rare earth elements, ) by carbonate ions. *HRFKLP&RVPRFKLP$FWD, pp.295-302, 1993.

M. I. Leybourne, W. D. Goodfellow, D. R. Boyle, and H. G. , Rapid development of negative Ce anomalies in surface waters and contrasting REE patterns in groundwaters associated with Zn???Pb massive sulphide deposits, Applied Geochemistry, vol.15, issue.6, pp.695-723, 2000.
DOI : 10.1016/S0883-2927(99)00096-7

H. Lippold, N. Müller, and H. Kupsch, Effect of humic acid on the pH-dependent adsorption of terbium (III) onto geological materials, Applied Geochemistry, vol.20, issue.6, pp.1209-1217, 2005.
DOI : 10.1016/j.apgeochem.2005.01.004

X. Liu and R. H. Byrne, Comprehensive investigation of yttrium and rare earth element complexation by carbonate using ICP-Mass Spectrometry, pp.803-815, 1998.

S. Lofts and E. Tipping, Modelling the solid-solution partitioning of metals in environmental systems, pp.299-304, 1999.

Y. Luo and R. H. Byrne, Carbonate complexation of yttrium and the rare earth elements in natural rivers, *HRFKLP&RVPRFKLP$FWD, pp.691-699, 2004.

B. Lyven, M. Hassellöv, D. R. Turner, C. Haraldsson, and K. Andersson, Competition between iron-and carbon-based colloidal carriers for trace metals in a freshwater assessed using flow field-flow fractionation coupled to ICP-MS, Geochim. Cosmochim. Acta, pp.3791-3802, 2003.

D. L. Macalady, Perspectives in environmental chemistry, 1998.

K. G. Macleod and A. J. Irving, Correlation of cerium anomalies with indicators of paleoenvironment, pp.948-955, 1996.

A. Maes, J. De-brabandere, and C. A. , A Modified Schubert Method for the Measurement of the Stability of Europium Humic Acid Complexes in Alkaline Conditions, 5DGLRFKLP$FWD, pp.51-57, 1988.
DOI : 10.1524/ract.1988.4445.1.51

J. Martin, O. Hogdahl, and P. J. , Rare earth element supply to the Ocean, Journal of Geophysical Research, vol.18, issue.3, pp.3119-3124, 1976.
DOI : 10.1029/JC081i018p03119

J. F. Mccarty, W. E. Sanford, and S. P. , Lanthanide Field Tracers Demonstrate Enhanced Transport of Transuranic Radionuclides by Natural Organic Matter, Environmental Science & Technology, vol.32, issue.24, pp.3901-3906, 1998.
DOI : 10.1021/es971004f

S. M. Mclennan, Rare earth element geochemistry in sedimentary rocks: influence of provenance and sedimentary processe, In *HRFKHPLVWU\DQGPLQHUDORJ\RIUDUHHDUWKHOHPHQWV, vol.21, pp.169-200, 1989.

S. M. Mclennan, . Hrfklp-&rvprfklp-$, and . Fwd, Rare earth element geochemistry and the ???tetrad??? effect, Geochimica et Cosmochimica Acta, vol.58, issue.9, pp.2025-2033, 1994.
DOI : 10.1016/0016-7037(94)90282-8

F. J. Millero, Stability constants for the formation of rare earth-inorganic complexes as a function of ionic strength, Geochimica et Cosmochimica Acta, vol.56, issue.8, pp.3123-3132, 1992.
DOI : 10.1016/0016-7037(92)90293-R

C. J. Milne, D. G. Kinniburgh, and E. Tipping, Generic NICA-Donnan Model Parameters for Proton Binding by Humic Substances, Environmental Science & Technology, vol.35, issue.10, pp.2049-2059, 2001.
DOI : 10.1021/es000123j

C. J. Milne, D. G. Kinniburgh, W. H. Van-riemsdijk, and E. Tipping, Generic NICA???Donnan Model Parameters for Metal-Ion Binding by Humic Substances, Environmental Science & Technology, vol.37, issue.5, pp.958-971, 2003.
DOI : 10.1021/es0258879

J. W. Moffett, Microbially mediated cerium oxidation in sea water, Nature, vol.345, issue.6274, pp.421-423, 1990.
DOI : 10.1038/345421a0

J. W. Moffett, A radiotracer study of cerium and manganese uptake onto suspended particles in Chesapeake Bay, Geochimica et Cosmochimica Acta, vol.58, issue.2, pp.695-703, 1994.
DOI : 10.1016/0016-7037(94)90499-5

J. Molénat, P. Durand, C. Gascuel-odoux, P. Davy, and G. Gruau, Mechanisms of nitrate transfer from soil to stream in an agricultural watershed of French Brittany, Water, Air and Soil Pollution, pp.161-183, 2002.

P. Möller and M. Bau, Rare-earth patterns with positive cerium anomaly in alkaline waters from Lake Van, Turkey, Earth and Planetary Science Letters, vol.117, issue.3-4, pp.671-676, 1993.
DOI : 10.1016/0012-821X(93)90110-U

P. Möller, T. Paces, P. Dulski, and G. Morteani, Anthropogenic Gd in Surface Water, Drainage System, and the Water Supply of the City of Prague, Czech Republic, Environmental Science & Technology, vol.36, issue.11, pp.2387-2394, 2002.
DOI : 10.1021/es010235q

S. Morad and S. Felitsyn, Identification of primary Ce-anomaly signatures in fossil biogenic apatite: implication for the Cambrian oceanic anoxia and phosphogenesis, 6HG*HRO, pp.259-269, 2001.
DOI : 10.1016/S0037-0738(01)00093-8

C. Moulin, J. Wei, P. Van-iseghem, I. Laszak, G. Plancque et al., Europium complexes investigations in natural waters by time-resolved laser-induced fluorescence, QDO &KLP $FWD, pp.253-261, 1999.
DOI : 10.1016/S0003-2670(99)00427-4

V. Moulin, J. Tits, C. Moulin, P. Decambox, P. Mauchien et al., Complexation behaviour of humic substances towards actinides and lanthanides studied by Time-Resolved Laser-Induced Spectrofluometry, 5DGLRFKLP$FWD, pp.121-128, 1992.

B. J. Nelson, S. A. Wood, and O. J. , Rare earth element geochemistry of groundwater in the Palouse Basin, northern Idaho???eastern Washington, Geochemistry: Exploration, Environment, Analysis, vol.4, issue.3, pp.227-241, 2004.
DOI : 10.1144/1467-7873/04-203

E. Nieboer and D. H. Richardson, The replacement of the nondescript term ???heavy metals??? by a biologically and chemically significant classification of metal ions, Environmental Pollution Series B, Chemical and Physical, vol.1, issue.1, pp.3-26, 1980.
DOI : 10.1016/0143-148X(80)90017-8

B. Nowack and L. Sigg, Adsorption of EDTA and Metal???EDTA Complexes onto Goethite, &ROORLG,QWHUIDFH 6FL, pp.106-121, 1996.
DOI : 10.1006/jcis.1996.0011

A. Ohta, S. Ishii, M. Sakakibara, A. Mizuno, and I. Kawabe, Systematic correlation of the Ce anomaly with the Co/(Ni+Cu) ratio and Y fractionation from Ho in distinct types of Pacific deep-sea nodules., GEOCHEMICAL JOURNAL, vol.33, issue.6, pp.399-417, 1999.
DOI : 10.2343/geochemj.33.399

A. Ohta and I. Kawabe, Rare earth element partitioning between Fe oxyhydroxide precipitates ans aqueous NaCl solutions doped with NaHCO 3 : Determinations of rare earth element complexation constants with carbonate ions, pp.439-454, 2000.

A. Ohta and I. Kawabe, REE(III) adsorption onto Mn dioxide and Fe oxyhydroxide: Ce(III) oxidation by Mn dioxide, *HRFKLP&RVPRFKLP$FWD, pp.695-703, 2001.
DOI : 10.1016/s0016-7037(00)00578-0

G. Olivié-lauquet, G. Gruau, A. Dia, C. Riou, A. Jaffrezic et al., Release of Trace Elements in Wetlands: Role of Seasonal Variability, Water Research, vol.35, issue.4, pp.943-952, 2001.
DOI : 10.1016/S0043-1354(00)00328-6

D. L. Parkhurst and C. A. Appelo, User' s guide to PHREEQC (Version 2) -A computer program for speciation, batch-reaction, one-dimensional transport, and inverse geochemical calculations, 309. U.S. Geological Survey Water-Resources Investigations Report, 1999.

H. Pauwels, W. Kloppmann, J. C. Foucher, A. Martelat, and V. Fritsche, Field tracer test for denitrification in a pyrite-bearing schist aquifer, Applied Geochemistry, vol.13, issue.6, pp.767-778, 1998.
DOI : 10.1016/S0883-2927(98)00003-1

J. Pellerin, V. Vliet-lanoë, and B. , Cadre géomorphologique du bassin du Coët-Dan et du Haut Evel (Morbihan): Rapport sur les travaux de cartographie et de stratigraphie, 1994.

D. F. Peppard, G. W. Mason, and L. S. , A tetrad effect in the liquid-liquid extarction ordering of lanthanide(III), pp.2271-2272, 1969.

S. Picard, C. Lécuyer, J. Barrat, J. Garcia, G. Dromart et al., Rare earth element contents of Jurassic fish and reptile teeth and their potential relation to seawater composition (Anglo-Paris Basin, France and England), Chemical Geology, vol.186, issue.1-2, pp.1-16, 2002.
DOI : 10.1016/S0009-2541(01)00424-7

D. Z. Piper, Rare earth elements in ferromanganese nodules and other marine phases, Geochimica et Cosmochimica Acta, vol.38, issue.7, pp.1007-1022, 1974.
DOI : 10.1016/0016-7037(74)90002-7

G. S. Pokrovski and J. Schott, Experimental study of the complexation of silicon and germanium with aqueous organic species: implications for germanium and silicon transport and Ge/Si ratio in natural waters, Geochimica et Cosmochimica Acta, vol.62, issue.21-22, pp.3413-3428, 1998.
DOI : 10.1016/S0016-7037(98)00249-X

O. S. Pokrovsky and J. Schott, Iron colloids/organic matter associated transport of major and trace elements in small boreal rivers and their estuaries (NW Russia), Chemical Geology, vol.190, issue.1-4, pp.141-179, 2002.
DOI : 10.1016/S0009-2541(02)00115-8

O. Pourret, A. Dia, M. Davranche, G. Gruau, O. Hénin et al., Organo-colloidal control on majorand trace-element partitioning in shallow groundwaters: confronting ultrafiltration and modelling, 2006.

O. Pourret, M. Davranche, G. Gruau, and D. A. , Organic complexation of rare earth elements in natural waters: Evaluating model calculations from ultrafiltration data, Geochimica et Cosmochimica Acta, vol.71, issue.11, 2006.
DOI : 10.1016/j.gca.2007.04.001
URL : https://hal.archives-ouvertes.fr/insu-00155125

O. Pourret, M. Davranche, G. Gruau, and D. A. , Rare earth elements complexation with humic acid, Chemical Geology, vol.243, issue.1-2, 2006.
DOI : 10.1016/j.chemgeo.2007.05.018
URL : https://hal.archives-ouvertes.fr/insu-00180039

O. Pourret, M. Davranche, G. Gruau, and D. A. , Competition between humic acid and carbonates for rare earth elements complexation, Journal of Colloid and Interface Science, vol.305, issue.1, 2006.
DOI : 10.1016/j.jcis.2006.09.020
URL : https://hal.archives-ouvertes.fr/insu-00154696

K. A. Quinn, R. H. Byrne, and J. Schijf, Comparative Scavenging of Yttrium and the Rare Earth Elements in Seawater: Competitive Influences of Solution and Surface Chemistry, Aquatic Geochemistry, vol.10, issue.1/2, pp.59-80, 2004.
DOI : 10.1023/B:AQUA.0000038959.03886.60

J. B. Ramsey, Tests for specification errors in classical linear least-squares regression analysis, RXUQDORIWKH 5R\DO6WDWLVWLFDO6RFLHW\6HULHV%, issue.2, p.350, 1969.

P. C. Rankin and C. W. Childs, Rare-earth elements in iron-manganese concretions from some New Zealand soils, Chemical Geology, vol.18, issue.1, pp.55-64, 1976.
DOI : 10.1016/0009-2541(76)90061-9

J. Shapiro, Effect of yellow organic acids on iron and other metals in water, Am. Water Works Assoc. J, pp.1062-1082, 1964.

J. Schijf and R. H. Byrne, Determination of SO 4 1 for yttrium and the rare earth elements at I = 0.66 m and t = 25 °C-Implications for YREE solution speciation in sulfate-rich waters, pp.2825-2837, 2004.

J. Schijf, D. Baar, H. J. Millero, and F. J. , Kinetics of Ce and Nd scavenging in Black Sea waters, Marine Chemistry, vol.46, issue.4, pp.345-359, 1994.
DOI : 10.1016/0304-4203(94)90031-0

P. W. Schindler, Co-adsorption of metal ions and organic ligands: formation of ternary surface complexes, 0LQHUDO:DWHU ,QWHUIDFH *HRFKHPLVWU\, pp.281-307, 1990.

D. Schmitt, F. Saravia, F. H. Frimmel, and W. Schuessler, NOM-facilitated transport of metal ions in aquifers: importance of complex-dissociation kinetics and colloid formation, Water Research, vol.37, issue.15, pp.3541-3550, 2003.
DOI : 10.1016/S0043-1354(01)00525-5

J. A. Shacat, W. J. Green, D. Carlo, E. H. Newell, and S. , The geochemistry of Lake Joyce, pp.325-352, 2004.

A. M. Shiller, . Hrfkhp, . Hrsk\v, and . Hrv\vw, Seasonality of dissolved rare earth elements in the lower Mississippi River, Geochemistry, Geophysics, Geosystems, vol.140, issue.6, 1068.
DOI : 10.1029/2002GC000372

H. Shimizu, N. Umemoto, A. Masuda, and P. W. Appel, Sources of iron-formations in the archeanisua and malene supracrustals, West Greenland: Evidence from La-Ce and Sm-Nd isotopic data and REE abundances, pp.1147-1154, 1990.

E. R. Sholkovitz, The geochemistry of rare earth elements in the Amazon River estuary, Geochimica et Cosmochimica Acta, vol.57, issue.10, pp.2181-2190, 1993.
DOI : 10.1016/0016-7037(93)90559-F

E. R. Sholkovitz, The aquatic chemistry of rare earth elements in rivers and estuaries, Aquatic Geochemistry, vol.51, issue.7, pp.1-34, 1995.
DOI : 10.1007/BF01025229

L. Sigg, H. Xue, D. Kistler, and R. Schönenberger, Size fractionation (dissolved, colloidal and particulate) of trace metals in Thur river, Switzerland. Aquat. Geochem, pp.413-434, 2000.

P. L. Smedley, The geochemistry of rare earth elements in groundwater from the Carnmenellis area, southwest England, Geochimica et Cosmochimica Acta, vol.55, issue.10, pp.2767-2779, 1991.
DOI : 10.1016/0016-7037(91)90443-9

J. E. Sonke and V. J. Salters, Lanthanide???humic substances complexation. I. Experimental evidence for a lanthanide contraction effect, Geochimica et Cosmochimica Acta, vol.70, issue.6, pp.1495-1506, 2006.
DOI : 10.1016/j.gca.2005.11.017
URL : https://hal.archives-ouvertes.fr/hal-00319467

D. A. Sverjensky, Europium redox equilibria in aqueous solution, Earth and Planetary Science Letters, vol.67, issue.1, pp.70-78, 1984.
DOI : 10.1016/0012-821X(84)90039-6

Y. Takahashi, Y. Minai, S. Ambe, Y. Makide, F. Ambe et al., Simultaneous determination of stability constants of humate complexes with various metal ions using multitracer technique, Science of The Total Environment, vol.198, issue.1, pp.6-7, 1997.
DOI : 10.1016/S0048-9697(97)05442-9

Y. Takahashi, Y. Minai, S. Ambe, Y. Makide, and A. F. , Comparison of adsorption behavior of multiple inorganic ions on kaolinite and silica in the presence of humic acid using the multitracer technique, Geochimica et Cosmochimica Acta, vol.63, issue.6, pp.815-836, 1999.
DOI : 10.1016/S0016-7037(99)00065-4

Y. Takahashi, T. Kimura, and Y. Minai, Direct observation of Cm(III)-fulvate species on fulvic acidmontmorillonite hybrid by laser-induced fluorescence spectroscopy, *HRFKLP&RVPRFKLP$FWD, pp.1-12, 2002.

Y. Takahashi, X. Châtellier, K. H. Hattori, K. Kato, and D. Fortin, Adsorption of rare earth elements onto bacterial cell walls and its implication for REE sorption onto natural microbial mats, Chemical Geology, vol.219, issue.1-4, pp.53-67, 2005.
DOI : 10.1016/j.chemgeo.2005.02.009

J. Tang and K. H. Johannesson, Speciation of rare earth elements in natural terrestrial waters: assessing the role of dissolved organic matter from the modeling approach, Geochimica et Cosmochimica Acta, vol.67, issue.13, pp.2321-2339, 2003.
DOI : 10.1016/S0016-7037(02)01413-8

Y. Tanikazi, T. Shimokawa, and M. Nakamura, Physicochemical speciation of trace elements in river waters by size fractionation, pp.1433-1444, 1992.

S. R. Taylor and S. M. Mclennan, Composition and evolution of the continental crust, p.312, 1985.
DOI : 10.1017/CBO9780511575358.014

E. Tipping, WHAM -A chemical equilibrium model and computer code for waters, sediments, and soils incorporating a discrete site/electrostatic model of ion-binding by humic substances, pp.973-1023, 1994.

E. Tipping, Humic Ion-Binding Model VI: an improved description of the interactions of protons and metal ions with humic substances, $TXDW*HRFKHP, pp.3-48, 1998.

E. Tipping and M. A. Hurley, A unifying model of cation binding by humic substances, Geochimica et Cosmochimica Acta, vol.56, issue.10, pp.3627-3641, 1992.
DOI : 10.1016/0016-7037(92)90158-F

E. Tipping, C. Rey-castro, S. E. Bryan, and J. Hamilton-taylor, Al(III) and Fe(III) binding by humic substances in freshwaters, and implications for trace metal speciation, Geochimica et Cosmochimica Acta, vol.66, issue.18, pp.3211-3224, 2002.
DOI : 10.1016/S0016-7037(02)00930-4

T. Tosiani, M. Loubet, J. Viers, M. Valladon, J. Tapia et al., Major and trace elements in river-borne materials from the Cuyuni basin (southern Venezuela): evidence for organo-colloidal control on the dissolved load and element redistribution between the suspended and dissolved load, Chemical Geology, vol.211, issue.3-4, pp.305-334, 2004.
DOI : 10.1016/j.chemgeo.2004.07.001

A. Tricca, P. Stille, M. Steinmann, B. Kiefel, J. Samuel et al., Rare earth elements and Sr and Nd isotopic compositions of dissolved and suspended loads from small river systems in the Vosges mountains (France), the river Rhine and groundwater, Chemical Geology, vol.160, issue.1-2, pp.139-158, 1999.
DOI : 10.1016/S0009-2541(99)00065-0

E. R. Unsworth, K. W. Warnken, H. Zhang, W. Davison, F. Black et al., Model Predictions of Metal Speciation in Freshwaters Compared to Measurements by In Situ Techniques, Environmental Science & Technology, vol.40, issue.6, 1942.
DOI : 10.1021/es051246c

P. E. Van-middlesworth and S. A. Wood, The aqueous geochemistry of the rare earth elements and yttrium, Th and U contents in thermal springs associated with the Idaho batholith. $SSO*HRFKHP, pp.861-884, 1998.

A. W. Vermeer, W. H. Van-riemsdijk, and L. K. , Adsorption of Humic Acid to Mineral Particles. 1. Specific and Electrostatic Interactions, Langmuir, vol.14, issue.10, pp.2810-2819, 1998.
DOI : 10.1021/la970624r

J. Viers, B. Dupré, M. Polvé, J. Schott, J. Dandurand et al., Chemical weathering in the drainage basin of a tropical watershed (Nsimi-Zoetele site, Cameroon) : comparison between organic-poor and organic-rich waters, Chemical Geology, vol.140, issue.3-4, pp.181-206, 1997.
DOI : 10.1016/S0009-2541(97)00048-X

M. L. Wells and E. D. Goldberg, Occurrence of small colloids in sea water, Nature, vol.353, issue.6342, pp.342-346, 1991.
DOI : 10.1038/353342a0

S. A. Wood, The aqueous geochemistry of the rare-earth elements and yttrium. 1. Review of the available low-temperature data for inorganic complexes and inorganic REE speciation in natural waters, pp.159-186, 1990.

S. A. Wood, The aqueous geochemistry of the rare earth elements, Chemical Geology, vol.167, issue.1-2, pp.229-259, 1993.
DOI : 10.1016/S0009-2541(99)00210-7

J. Wright, H. Schrader, and H. W. , Paleoredox variations in ancient oceans recorded by rare earth elements in fossil apatite, Geochimica et Cosmochimica Acta, vol.51, issue.3, pp.631-644, 1987.
DOI : 10.1016/0016-7037(87)90075-5

S. L. Wu and H. W. Jr, Luminescence Excitation Spectroscopy, Analytical Chemistry, vol.68, issue.2, pp.394-401, 1996.
DOI : 10.1021/ac9504981

H. Xue and L. Sigg, Free cupric ion concentration and Cu(II) speciation in a eutrophic lake, Limnology and Oceanography, vol.38, issue.6, pp.1200-1213, 1993.
DOI : 10.4319/lo.1993.38.6.1200

H. Xue, D. Kistler, and L. Sigg, Competition of copper and zinc for strong ligands in a eutrophic lake, Limnology and Oceanography, vol.40, issue.6, pp.1142-1152, 1995.
DOI : 10.4319/lo.1995.40.6.1142

Y. Yamamoto, Y. Takahashi, and H. Shimizu, Systematics of Stability Constants of Fulvate Complexes with Rare Earth Ions, Chemistry Letters, vol.34, issue.6, pp.880-881, 2005.
DOI : 10.1246/cl.2005.880

X. Yan, R. Kerrich, and M. J. Hendry, Distribution of the rare earth elements in porewaters from a clayrich aquitard sequence, pp.151-172, 2001.

D. Yeghicheyan, J. Carignan, M. Valladon, M. Bouhnik-le-coz, L. Cornec et al., A Compilation of Silicon and Thirty One Trace Elements Measured in the Natural River Water Reference Material SLRS-4 (NRC-CNRC), Geostandards and Geoanalytical Research, vol.16, issue.2-3, 2002.
DOI : 10.1111/j.1751-908X.2001.tb00617.x