C. Ancey, Guide neige et avalanches, Connaissances, pratiques, sécurité. Edisud, 1998.

H. Bader and B. Et-salm, On the mechanics of snow slab release. Cold Regions Science and Technology, pp.287-299, 1990.

P. Barnes, D. Tabor, and J. C. Et-walker, The Friction and Creep of Polycrystalline Ice, Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol.324, issue.1557, pp.127-55, 1971.
DOI : 10.1098/rspa.1971.0132

K. W. Birkeland, H. J. Hansen, and R. L. Et-brown, Abstract, Journal of Glaciology, vol.19, issue.137, pp.41-335, 1995.
DOI : 10.2307/1551176

D. Bonjean, Utilisation d'un code éléments distincts pour modéliser la rupture en mode I d'une poutre de neige, 2001.

M. Boulon, R. Chambon, and F. Darve, Loi rhéologique incrémentale pour les sols et application par la méthode des éléments finis, Revue Francaise de Géotechnique, pp.5-22, 1977.

C. C. Bradley, R. L. Brown, and T. R. Williams, Gradient metamorphism, zonal weakening of the snowpack and avalanche initiation, Journal of Glaciology, vol.19, issue.81, pp.335-342, 1977.

C. B. Brown, R. J. Evans, and E. R. Lachapelle, Slab avalanching and the state of stress in fallen snow, Journal of Geophysical Research, vol.8, issue.54, pp.4570-4580
DOI : 10.1029/JC077i024p04570

R. L. Brown, T. E. Lang, . St, W. F. Lawrence, and C. C. Bradley, A failure criterion for snow, Journal of Geophysical Research, vol.23, issue.23, pp.4950-4958, 1973.
DOI : 10.1029/JB078i023p04950

J. L. Burlet, Mécanique de la neige et variabilité. Application à la prévision du risque d'avalanche, 2002.

J. L. Burlet, C. Baconnet, D. Boissier, and R. Gourvès, 1999 : Modelling of the snow cover variability with Gaussian stochastic field, ICASP8, pp.869-875

H. Conway, The Impact of surface perturbations on snow-slope stability, Annals of Glaciology, vol.30, pp.307-312, 1998.
DOI : 10.1029/JB084iB07p03519

H. Conway and J. Et-abrahamson, Abstract, Journal of Glaciology, vol.26, issue.106, pp.321-327, 1984.
DOI : 10.1029/JC075i036p07619

H. Conway and J. Et-abrahamson, Abstract, Journal of Glaciology, vol.34, issue.117, pp.170-177, 1988.
DOI : 10.1017/S0022143000032196

H. E. Daniels, The Statistical Theory of the Strength of Bundles of Threads. I, Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol.183, issue.995, pp.405-435, 1945.
DOI : 10.1098/rspa.1945.0011

J. Desrues, F. Darve, E. Flavigny, J. P. Navarre, and A. Taillefer, Abstract, Journal of Glaciology, vol.1, issue.92, pp.289-307, 1980.
DOI : 10.1016/0045-7949(78)90113-X

J. Faillettaz, D. Daudon, D. Bonjean, and F. Louchet, Snow toughness measurements and possible applications to avalanche triggering, Proceedings. Victoria, B.C., B.C. Ministry of Transportation. Snow Avalanche Programs, pp.540-543, 2002.

P. M. Föhn, C. Camponovo, and G. Et-krusi, Mechanical and structural properties of weak snow layers measured in situ, Annals of Glaciology, vol.19, pp.1-6, 1998.
DOI : 10.1111/j.1365-2818.1983.tb04254.x

V. N. Golubev and A. D. Et-frolov, Modelling the change in structure and mechanical properties in drysnow densification to ice. Annals of glaciology 26, pp.45-50, 1998.

R. Gourvès, Le PANDA: Pénétromètre dynamique léger à énergie variable pour la reconnaissance des sols, 1991.

H. Gubler, Abstract, Journal of Glaciology, vol.14, issue.100, pp.457-473, 1982.
DOI : 10.1016/0095-8522(51)90011-6

H. Gubler and H. Et-bader, A Model of Initial Failure in Slab-Avalanche Release, Annals of Glaciology, vol.13, pp.90-95, 1989.
DOI : 10.1017/S0260305500007692

J. T. Harper and J. H. Bradford, Spatial variability of snow stratification in the absence of terrain factors, Proceedings. Victoria, B.C., B.C. Ministry of Transportation. Snow Avalanche Programs, pp.366-373, 2002.

S. Hergarten, Self-organized criticality in earth systems, 2002.
DOI : 10.1007/978-3-662-04390-5

H. J. Hermmann and S. Et-roux, Modelization of fracture in disordered systems. Statistical models for the fracture of disordered media, pp.159-188, 1990.

J. B. Jamieson and C. D. Et-johnson, Abstract, Journal of Glaciology, vol.32, issue.122, pp.102-106, 1990.
DOI : 10.1016/0165-232X(82)90040-4

J. B. Jamieson and C. D. Et-johnson, A fracture-arrest model for unconfined dry slab avalanches, Canadian Geotechnical Journal, vol.29, issue.1, pp.61-66, 1992.
DOI : 10.1139/t92-007

H. O. Kirchner, G. Michot, and T. Suzuki, Fracture toughness of snow in tension, Philosophical Magazine A, vol.48, issue.5, pp.1265-1272, 2000.
DOI : 10.1016/0956-7151(94)00421-8

H. O. Kirchner, G. Michot, H. Narita, and T. Suzuki, Snow as a foam of ice: Plasticity, fracture and the brittle-to-ductile transition, Philosophical Magazine A, vol.48, issue.9, pp.2161-2181, 2001.
DOI : 10.1080/01418610008212053

H. O. Kirchner, G. Michot, and J. Et-schweizer, Fracture toughness of snow in shear and tension, Scripta Materialia, vol.46, issue.6, pp.425-429, 2002.
DOI : 10.1016/S1359-6462(02)00007-6

P. R. Kry, The Relationship between the Visco-Elastic and Structural Properties of Fine-Grained Snow, Journal of Glaciology, vol.14, issue.72, pp.479-500, 1975.
DOI : 10.1007/BF01897837

T. E. Lang and R. L. Et-brown, Stress concentrations in sloping snowpack from geometric imperfections, pp.311-320, 1975.

F. Louchet, Creep instability of the weak layer and natural slab avalanche triggerings, Cold Regions Science and Technology, vol.33, issue.2-3, pp.141-146, 2001.
DOI : 10.1016/S0165-232X(01)00035-0

F. Louchet, A transition in dry-snow slab avalanche triggering modes, Annals of Glaciology, vol.32, issue.1, pp.285-289, 2001.
DOI : 10.3189/172756401781818996

B. Mandelbrot, How Long Is the Coast of Britain? Statistical Self-Similarity and Fractional Dimension, Science, vol.156, issue.3775, pp.636-638, 1967.
DOI : 10.1126/science.156.3775.636

D. M. Mcclung, Fracture mechanical models of dry slab avalanche release, Journal of Geophysical Research: Solid Earth, vol.6, issue.4, pp.10783-10790, 1981.
DOI : 10.1029/JB086iB11p10783

M. Mellor, A review of basic snow mechanics, pp.251-291, 1975.

M. Mellor, Abstract, Journal of Glaciology, vol.5, issue.81, pp.15-66, 1977.
DOI : 10.1029/JZ066i001p00181

H. Narita, Abstract, Journal of Glaciology, vol.10, issue.94, pp.275-282, 1980.
DOI : 10.1017/S0022143000010819

A. C. Palmer and J. R. Et-rice, The Growth of Slip Surfaces in the Progressive Failure of Over-Consolidated Clay, Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol.332, issue.1591, pp.527-548, 1973.
DOI : 10.1098/rspa.1973.0040

R. Perla and E. R. Et-lachapelle, A theory of snow slab failure, Journal of Geophysical Research, vol.3, issue.54, pp.7619-7627, 1970.
DOI : 10.1029/JC075i036p07619

B. Salm, On the rheological behavior of snow under high stresses. Contributions from the Institute of Low Temperature Science, pp.1-43, 1971.

B. Salm, Mechanical properties of snow. Reviews of geophysics and space physics, pp.1-19, 1982.

J. Schweizer, Contribution on the role of deficit zones or imperfections in dry snow slab avalanche release, Proceeding ISSW, 1998.

J. Schweizer, Review of dry snow slab avalanche release. Cold Regions Science and Technology, pp.43-57, 1999.

J. Schweizer, G. Michot, and H. O. Kirchner, On the fracture toughness of snow, Annals of Glaciology, vol.38, issue.1, 2003.
DOI : 10.3189/172756404781814906

L. H. Shapiro, J. B. Johnson, M. Sturm, G. L. Et-blaisdell, and . Report, Snow mechanics: a review of the state of knowledge and applications, 1997.

R. A. Sommerfield, Abstract, Journal of Glaciology, vol.21, issue.54, pp.451-462, 1969.
DOI : 10.1063/1.1735224

R. A. Sommerfield, A Weibull prediction of the tensile strength-volume relationship of snow, Journal of Geophysical Research, vol.9, issue.23, pp.3353-3356, 1974.
DOI : 10.1029/JB079i023p03353

R. A. Sommerfield, Abstract, Journal of Glaciology, vol.22, issue.94, pp.217-223, 1980.
DOI : 10.1139/t77-021

R. A. Sommerfield, A review of snow acoustics. Review of Geophysics and Space Physics, pp.62-66, 1982.

R. A. Sommerfield and H. Et-gubler, Snow Avalanches and Acoustic Emissions, Annals of Glaciology, vol.24, pp.271-276, 1983.
DOI : 10.1029/JB075i026p04997

S. Lawrence, W. Bradley, and C. , Abstract, Journal of Glaciology, vol.3, issue.81, pp.411-417, 1977.
DOI : 10.1029/JB075i008p01351

D. L. Turcotte, 1997 Fractals and Chaos in Geology and Geophysics
DOI : 10.1017/cbo9781139174695

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.230.7967

L. Vidal, Modélisation de la rupture d'une plaque de neige et mode de fonctionnement d'une couche fragile. Thèse, 2001.

W. Weibull, A statistical theory of strength of materials, Ingeniorsvetenskapsakademiens Handlingar, p.151, 1939.

A. S. Balankin, Elastic properties of fractals and dynamics of brittle fracture solids, Sov. Phys. Solid State, vol.34, issue.4, pp.658-665, 1992.

G. P. Cherepanov, A. S. Balankin, and V. S. Et-ivanova, Fractal fracture mechanics???A review, Engineering Fracture Mechanics, vol.51, issue.6, pp.997-1033, 1995.
DOI : 10.1016/0013-7944(94)00323-A

A. A. Griffith, The Phenomena of Rupture and Flow in Solids, Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol.221, issue.582-593, pp.163-198, 1920.
DOI : 10.1098/rsta.1921.0006

G. R. Irwin, Analysis of stresses and strains near the end of a crack traversing a plate, Trans. ASME, Journal of Applied Mechanics, vol.24, pp.361-364, 1957.

F. Louchet and Y. Et-brechet, Physics of toughness, Phys. Stat. Sol, vol.131, pp.1-9, 1992.

S. A. Meguid, Engineering fracture mechanics, 1996.

P. C. Tada, C. Paris, and G. R. Et-irwin, The stress analysis of cracks Handbook, 1973.

H. M. Westergaard, Bearing pressures and cracks, Journal of Applied Mechanics, vol.6, pp.49-53, 1939.

K. Aki and P. Richards, Quantitative seismology, 1980.

P. Bak, C. Tang, and K. Wiesenfeld, noise, Physical Review Letters, vol.59, issue.4, pp.381-384, 1987.
DOI : 10.1103/PhysRevLett.59.381

P. Bak, C. Tang, and K. Wiesenfeld, Self-organized criticality, Physical Review A, vol.38, issue.1, pp.364-374, 1988.
DOI : 10.1103/PhysRevA.38.364

P. Bak, K. Cheng, and C. Et-tang, A forest-fire model and some thoughts on turbulence, Physics Letters A, vol.147, issue.5-6, pp.297-300, 1990.
DOI : 10.1016/0375-9601(90)90451-S

J. Binney, N. J. Dowrick, A. J. Fisher, and M. E. Et-newman, The theory of critical phenomena. An introduction to the renormalization group, 1992.

K. W. Birkeland, H. J. Hansen, and R. L. Et-brown, Abstract, Journal of Glaciology, vol.19, issue.137, pp.41-335, 1995.
DOI : 10.2307/1551176

E. Bonnet, Scaling of fracture systems in geological media, Reviews of Geophysics, vol.91, issue.11, pp.347-383, 2001.
DOI : 10.1029/1999RG000074

S. R. Broadbent and J. M. Et-hammersley, Percolation processes I. crystals and mazes, Proceeding of the Cambridge Philosophical Society, pp.629-641, 1957.

R. Burridge and L. Et-knopoff, Model and theoretical seismicity, Bulletin of the Seismological Society of America, vol.57, pp.341-371, 1967.

K. Christensen and Z. Et-olami, values and nontrivial temporal correlations in a Spring-Block Model for earthquakes, Journal of Geophysical Research, vol.65, issue.B6, pp.8729-8735, 1992.
DOI : 10.1029/92JB00427

K. Christensen and Z. Et-olami, Scaling, phase transitions, and nonuniversality in a self-organized critical cellular-automaton model, Physical Review A, vol.46, issue.4, pp.1829-1838, 1992.
DOI : 10.1103/PhysRevA.46.1829

K. Christensen and A. Et-farhadi, Percolation theory, equilibrium and non-equilibrium statistical mechanics . Lecture note, 2001.

K. Christensen, D. Hamon, H. J. Jensen, and S. Et-lise, Comment on ???Self-Organized Criticality in the Olami-Feder-Christensen Model???, Physical Review Letters, vol.87, issue.3, pp.39-081, 2001.
DOI : 10.1103/PhysRevLett.87.039801

H. E. Daniels, The Statistical Theory of the Strength of Bundles of Threads. I, Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol.183, issue.995, pp.405-435, 1945.
DOI : 10.1098/rspa.1945.0011

D. Arcangelis, L. Hansen, A. Hermann, H. J. Et-roux, and S. , Scaling laws in fracture, Physical Review B, vol.40, issue.1, pp.877-880, 1989.
DOI : 10.1103/PhysRevB.40.877

J. Faillettaz, D. Daudon, D. Bonjean, and F. Louchet, Scale invariance of snow triggering mechanisms, Proceedings. Victoria, B.C., B.C. Ministry of Transportation. Snow Avalanche Programs, pp.528-531, 2002.

M. Gell-mann, What is complexity ? Complexity 1, p.1, 1995.

H. Gubler and H. Et-bader, A Model of Initial Failure in Slab-Avalanche Release, Annals of Glaciology, vol.13, pp.90-95, 1989.
DOI : 10.1017/S0260305500007692

F. Guzzetti, B. D. Malamud, D. L. Turcotte, and P. Et-reichenbach, Power-law correlations of landslide areas in central Italy, Earth and Planetary Science Letters, vol.195, issue.3-4, pp.169-183, 2002.
DOI : 10.1016/S0012-821X(01)00589-1

A. Hansen and P. C. Et-hemmer, Burst avalanches in bundles of fibers: Local versus global load-sharing, Physics Letters A, vol.184, issue.6, pp.394-396, 1994.
DOI : 10.1016/0375-9601(94)90511-8

P. C. Hemmer and A. Et-hansen, The Distribution of Simultaneous Fiber Failures in Fiber Bundles, Journal of Applied Mechanics, vol.59, issue.4, pp.909-914, 1992.
DOI : 10.1115/1.2894060

S. Hergarten and H. Et-neugebauer, Self-organized criticality in a landslide model, Geophysical Research Letters, vol.1, issue.4, pp.801-804, 1998.
DOI : 10.1029/98GL50419

S. Hergarten, Self-organized criticality in earth systems, 2002.
DOI : 10.1007/978-3-662-04390-5

N. Hovius, C. P. Stark, and P. A. Et-allen, Sediment flux from a mountain belt derived by landslide mapping, Geology, vol.25, issue.3, pp.231-234, 1997.
DOI : 10.1130/0091-7613(1997)025<0231:SFFAMB>2.3.CO;2

L. P. Kadanoff, S. R. Nagel, . Wu-l, and S. M. Et-zhou, Scaling and universality in avalanches, Physical Review A, vol.39, issue.12, pp.6524-6537, 1989.
DOI : 10.1103/PhysRevA.39.6524

B. Kutnjak-urbanc, S. Zapperi, S. Milosevic, and H. E. Stanley, Sandpile model on the Sierpinski gasket fractal, Physical Review E, vol.54, issue.1, pp.272-277, 1996.
DOI : 10.1103/PhysRevE.54.272

F. Lahaie, Pertinence du formalisme des transition de phase pour aborder la mécanique des objets géologiques, Thèse. UJF-Grenoble 1, 2000.

F. Louchet, J. Faillettaz, D. Daudon, N. Bédouin, E. Collet et al., Possible deviations from Griffith???s criterion in shallow slabs, and consequences on slab avalanche release, Natural Hazards and Earth System Sciences, pp.1-5, 2001.
DOI : 10.5194/nhess-2-157-2002

B. D. Malamud, G. Morein, and D. L. Et-turcotte, Forest Fires: An Example of Self-Organized Critical Behavior, Science, vol.281, issue.5384, pp.1840-1841, 1998.
DOI : 10.1126/science.281.5384.1840

B. D. Malamud and D. L. Et-turcotte, Self-organized criticality applied to natural hazards, Natural Hazards, vol.20, issue.2/3, pp.93-116, 1999.
DOI : 10.1023/A:1008014000515

W. I. Newman and A. M. Gabrielov, Failure of hierarchical distibution of fiber bundles, International Journal of Fracture, vol.50, pp.1-14, 1991.

L. Nottale, J. Chaline, and P. Et-grou, Les arbres de l'évolution. Univers, vie, sociétés, 2000.

Z. Olami, H. J. Feder, and K. Et-christensen, Self-organized criticality in a continuous, nonconservative cellular automaton modeling earthquakes, Physical Review Letters, vol.68, issue.8, pp.1244-1247, 1992.
DOI : 10.1103/PhysRevLett.68.1244

J. D. Pelletier, B. D. Malamud, T. Blogett, and D. L. Et-turcotte, Scale-invariance of soil moisture variability and its implications for the frequency-size distribution of landslides, Engineering Geology, vol.48, issue.3-4, pp.255-268, 1997.
DOI : 10.1016/S0013-7952(97)00041-0

W. Rosenthal, K. Et, and . Elder, Evidence of chaos in slab avalanches, Proceedings . Victoria, B.C., B.C. Ministry of Transportation. Snow Avalanche Programs, pp.13-18, 2002.

D. Sornette and J. V. Et-andersen, Scaling with respect to disorder in time-to-failure, The European Physical Journal B, vol.1, issue.3, pp.353-357, 1998.
DOI : 10.1007/s100510050194

D. Sornette, Critical Phenomena in Natural Science ? Chaos, Fractals, Self-organization and Disorder: Concept and Tools, 2000.

D. Staufer and A. Et-aharony, Introduction to percolation theory, 1994.

D. L. Turcotte, 1997 Fractals and Chaos in Geology and Geophysics

A. Vespignani and S. Et-zapperi, How self-organized criticality works: A unified mean-field picture, Physical Review E, vol.57, issue.6, pp.6345-6362, 1998.
DOI : 10.1103/PhysRevE.57.6345

K. Wilson, Les phénomène de physique et les échelles de longueur, dans L'ordre du chaos, Pour la science, 1992.

S. Zapperi, P. Ray, H. Stanley, and A. Vespignani, First-Order Transition in the Breakdown of Disordered Media, Physical Review Letters, vol.78, issue.8, pp.1408-1411, 1997.
DOI : 10.1103/PhysRevLett.78.1408

S. Zapperi, P. Ray, H. Stanley, and A. Et-vespignani, Analysis of damage clusters in fracture processes, Physica A: Statistical Mechanics and its Applications, vol.270, issue.1-2, pp.57-62, 1999.
DOI : 10.1016/S0378-4371(99)00125-9

.. Modèles-de-percolation, 155 Modélisation éléments distincts, p.99

.. Représentation-non-cumulée, 115 rupture, p.151