. Ici, nous avons réuni théorie et pratique : rien ne fonctionne et personne ne sait pourquoi ! ALBERT

F. Boyer and P. , Fabrie : Elements d'analyse pour l'étude de quelques modèles d'écoulements de fluides visqueux incompressibles, Coll. Mathématiques et Applications, vol.52, p.405, 2006.

F. Boyer, Mathematical study of multiphase flow under shear through order parameter formulation, Asymptotic Analysis, pp.175-212, 1999.

F. Boyer, Nonhomogeneous Cahn-Hilliard fluids, Annales de l'IHP : Analyse non linéaire, pp.225-259, 2001.

F. Boyer, A theoretical and numerical model for the study of incompressible mixture flows, Computers & Fluids, vol.31, issue.1, pp.41-68, 2002.
DOI : 10.1016/S0045-7930(00)00031-1

URL : https://hal.archives-ouvertes.fr/hal-00004084

F. Boyer and P. , Fabrie : Persistency of 2D perturbations of 1D solutions for a Cahn-Hilliard flow model under high shear, Asymptotic Analysis, pp.107-151, 2003.

F. Boyer, L. Chupin, and P. , Numerical study of viscoelastic mixtures through a Cahn???Hilliard flow model, European Journal of Mechanics - B/Fluids, vol.23, issue.5, pp.759-780, 2004.
DOI : 10.1016/j.euromechflu.2004.03.001

URL : https://hal.archives-ouvertes.fr/hal-00004087

B. Andreianov, F. Boyer, and F. Hubert, Finite volume schemes for the p-Laplacian on Cartesian meshes, ESAIM: Mathematical Modelling and Numerical Analysis, vol.38, issue.6, pp.931-959, 2004.
DOI : 10.1051/m2an:2004045

URL : https://hal.archives-ouvertes.fr/hal-00004088

B. Andreianov, F. Boyer, and F. Hubert, Besov regularity and new error estimates for finite volume approximations of the p-laplacian, Numerische Mathematik, vol.3, issue.4, pp.565-592, 2005.
DOI : 10.1007/s00211-005-0591-8

URL : https://hal.archives-ouvertes.fr/hal-00004419

F. Boyer, Trace theorems and spatial continuity properties for the solutions of the transport equation, Differential and Integral Equations, pp.891-934, 2005.
URL : https://hal.archives-ouvertes.fr/hal-00004420

B. Andreianov, F. Boyer, and F. Hubert, On the finite-volume approximation of regular solutions of the p-Laplacian, IMA Journal of Numerical Analysis, vol.26, issue.3, pp.472-502, 2006.
DOI : 10.1093/imanum/dri047

URL : https://hal.archives-ouvertes.fr/hal-00475905

B. Andreianov, F. Boyer, and F. Hubert, Discrete duality finite volume schemes for Leray-Lions type elliptic problems on general 2D meshes, Numerical Methods for PDEs, 2006.

F. Boyer and C. Lapuerta, Study of a three component Cahn-Hilliard flow model, ESAIM: Mathematical Modelling and Numerical Analysis, vol.40, issue.4, 2006.
DOI : 10.1051/m2an:2006028

URL : https://hal.archives-ouvertes.fr/hal-00012276

B. Andreianov, F. Boyer, and F. Hubert, Discrete Besov framework for finite volume approximation of the plaplacian on non-uniform cartesian grids, ESAIM Proceedings, à paraître, 2006.
URL : https://hal.archives-ouvertes.fr/hal-00475892

F. Boyer and P. , Fabrie : Outflow boundary conditions for the incompressible non-homogeneous Navier-Stokes equations , Discerete and Continuous Dynamical Systems -Série B, à paraître, 2006.

F. Boyer and F. Hubert, Finite volume methods for linear and nonlinear elliptic problems with discontinuities, soumis, 2006.

F. Boyer, Implicit definition of numerical fluxes for finite volume methods, en préparation, 2006.

P. Angot, F. Boyer, and F. Hubert, Finite volume approximation of an asymptotic model for flows in fractured porous media, en préparation, 2006.

F. Boyer, Ecoulements diphasiques de type Cahn-Hilliard, Thèse de Doctorat, 2001.

F. Boyer, Theoretical and numerical study of multiphase flows through order parameter formulation, EQUADIFF 99, International Conference on Differential Equations, pp.488-490, 1999.

B. Andreianov, F. Boyer, and F. Hubert, Duplex" finite-volume schemes for nonlinear elliptic problems on general 2D meshes, Finite Volumes for Complex Applications IV, Hermes Science, pp.365-376, 2005.

P. Angot, F. Boyer, and F. Hubert, Numerical modeling of flow in fractured porous media, Finite Volumes for Complex Applications IV, Hermes Science, pp.249-260, 2005.

F. Boyer and C. , Lapuerta : A diffuse interface model for the numerical simulation of three-component flows, Finite Volumes for Complex Applications IV, Hermes Science, pp.153-162, 2005.

F. Boyer and L. , Chupin : Etude numérique de mélanges visco-élastiques, Congrès d'Analyse Numérique, 2003.

C. Lapuerta, F. Boyer, B. Piar, M. Quintard, and P. , Angot : Un modèle de Navier-Stokes / Cahn-Hilliard pour la simulation d'écoulements incompressibles de trois phases non miscibles, 2005.

R. Aavatsmark, An introduction to multipoint flux approximations for quadrilateral grids Locally conservative numerical methods for flow in porous media, Comput. Geosci, vol.6, pp.3-4405, 2002.

]. I. Abbm98a, T. Aavatsmark, O. Barkve, T. Bøe, and . Mannseth, Discretization on unstructured grids for inhomogeneous , anisotropic media. I. Derivation of the methods, SIAM J. Sci. Comput, vol.19, issue.5, pp.1700-1716, 1998.

]. I. Abbm98b, T. Aavatsmark, O. Barkve, T. Bøe, and . Mannseth, Discretization on unstructured grids for inhomogeneous , anisotropic media. II. Discussion and numerical results, SIAM J. Sci. Comput, vol.19, issue.5, pp.1717-1736, 1998.

[. Ambrosio, G. Crippa, and S. Maniglia, Traces and fine properties of a $BD$ class of vector fields and applications, Annales de la facult?? des sciences de Toulouse Math??matiques, vol.14, issue.4, pp.527-561, 2005.
DOI : 10.5802/afst.1102

M. [. Andreianov, P. Gutnic, and . Wittbold, Convergence of Finite Volume Approximations for a Nonlinear Elliptic-Parabolic Problem: A "Continuous" Approach, SIAM Journal on Numerical Analysis, vol.42, issue.1, pp.228-251227, 2004.
DOI : 10.1137/S0036142901400006

URL : https://hal.archives-ouvertes.fr/hal-00129680

D. M. Anderson, G. B. Mcfadden, and A. A. Wheeler, DIFFUSE-INTERFACE METHODS IN FLUID MECHANICS, Annual Review of Fluid Mechanics, vol.30, issue.1, pp.139-165, 1998.
DOI : 10.1146/annurev.fluid.30.1.139

J. [. Adler and . Thovert, Fractures and Fracture Networks, Kluwer Acad, vol.15, 1999.
DOI : 10.1007/978-94-017-1599-7

]. W. Bao00 and . Bao, Artificial boundary conditions for incompressible Navier-Stokes equations : a well-posed result, Comput. Methods Appl. Mech. Engrg, vol.188, issue.1-3, pp.595-611, 2000.

]. C. Bar70 and . Bardos, Problèmes aux limites pour les équations aux dérivées partielles du premier ordre à coefficients réels ; théorèmes d'approximation ; application à l'équation de transport, Ann. Sci. École Norm. Sup, vol.3, issue.4, pp.185-233, 1970.

J. [. Barrett and . Blowey, FINITE ELEMENT APPROXIMATION OF A MODEL FOR PHASE SEPARATION OF A MULTI-COMPONENT ALLOY WITH NONSMOOTH FREE ENERGY AND A CONCENTRATION DEPENDENT MOBILITY MATRIX, Mathematical Models and Methods in Applied Sciences, vol.09, issue.05, pp.627-663, 1999.
DOI : 10.1142/S0218202599000336

C. Bègue, C. Conca, F. Murat, and O. Pironneau, À nouveau sur les équations de Stokes et de Navier- Stokes avec des conditions aux limites sur la pression, C. R. Acad. Sci. Paris Sér. I Math, vol.304, issue.1, pp.23-28, 1987.

A. Benabdallah, Y. Dermenjian, and J. L. Rousseau, Carleman estimates for the one-dimensional heat equation with a discontinuous coefficient and applications to controllability and an inverse problem, Journal of Mathematical Analysis and Applications, vol.336, issue.2, 2005.
DOI : 10.1016/j.jmaa.2007.03.024

URL : https://hal.archives-ouvertes.fr/hal-00017486

]. F. Ber99 and . Bertagnolio, Solution of the incompressible Navier-Stokes equations on domains with one or several open boundaries, Internat. J. Numer. Methods Fluids, issue.7, pp.311061-1085, 1999.

[. Bruneau and P. Fabrie, Effective downstream boundary conditions for incompressible Navier-Stokes equations, International Journal for Numerical Methods in Fluids, vol.59, issue.8, pp.693-705, 1994.
DOI : 10.1002/fld.1650190805

[. Bruneau and P. Fabrie, New efficient boundary conditions for incompressible Navier-Stokes equations : a well-posedness result, ESAIM: Mathematical Modelling and Numerical Analysis, vol.30, issue.7, pp.815-840, 1996.
DOI : 10.1051/m2an/1996300708151

[. Bruneau, P. Fabrie, and P. Rasetarinera, AN ACCURATE FINITE DIFFERENCE SCHEME FOR SOLVING CONVECTION-DOMINATED DIFFUSION EQUATIONS, International Journal for Numerical Methods in Fluids, vol.88, issue.2, pp.169-183, 1997.
DOI : 10.1002/(SICI)1097-0363(19970130)24:2<169::AID-FLD486>3.0.CO;2-J

W. [. Barrett and . Liu, Finite element approximation of the p-Laplacian, Math. Comp, issue.204, pp.61523-537, 1993.

. I. Bmta-]-i, V. V. Bogdanov, J. Mourzenko, P. M. Thovert, and . Adler, Effective permeability of fractured porous media in steady-state flow, Water Resour. Res, vol.107

]. Bru00 and . Bruneau, Boundary conditions on artificial frontiers for incompressible and compressible Navier- Stokes equations. M 2 AN Math, Model. Numer. Anal, vol.34, issue.2, pp.303-314, 2000.

]. M. Ces84 and . Cessenat, Théorèmes de trace L p pour des espaces de fonctions de la neutronique, C. R. Acad. Sci. Paris Sér. I Math, vol.299, issue.16, pp.831-834, 1984.

]. M. Ces85 and . Cessenat, Théorèmes de trace pour des espaces de fonctions de la neutronique, C. R. Acad. Sci. Paris Sér. I Math, vol.300, issue.3, pp.89-92, 1985.

R. [. Cautrès, F. Herbin, and . Hubert, The Lions domain decomposition algorithm on non-matching cell-centred finite volume meshes, IMA Journal of Numerical Analysis, vol.24, issue.3, pp.465-490, 2004.
DOI : 10.1093/imanum/24.3.465

]. Cho89 and . Chow, Finite element error estimates for nonlinear elliptic equations of monotone type, Numer. Math, vol.54, issue.4, pp.373-393, 1989.

]. L. Chu05 and . Chupin, Boundary layers for stress diffusive perturbation in viscoelastic fluids, Appl. Math. Lett, vol.18, issue.6, pp.641-647, 2005.

F. [. Conca, O. Murat, and . Pironneau, The Stokes and Navier-Stokes equations with boundary conditions involving the pressure, Japan. J. Math. (N.S.), vol.20, issue.2, pp.279-318, 1994.

C. [. Coudière, R. Pierre, and . Turpault, Solving the fully coupled heart and torso problems of electrocardiology with a 3D discrete duality finite volume method. soumis, 2006.

J. [. Coudière, P. Vila, and . Villedieu, Convergence rate of a finite volume scheme for a two dimensional convection-diffusion problem, ESAIM: Mathematical Modelling and Numerical Analysis, vol.33, issue.3, pp.493-516, 1999.
DOI : 10.1051/m2an:1999149

K. [. Delcourte, P. Domelevo, and . Omnes, Discrete duality finite volume method for second order elliptic problems, Finite Volumes for Complex Applications IV, pp.447-358, 2005.
URL : https://hal.archives-ouvertes.fr/hal-00868449

]. J. Ddt94, F. Diaz, and . De-thélin, On a nonlinear parabolic problem arising in some models related to turbulent flows, SIAM J. Math. Anal, vol.25, issue.4, pp.1085-1111, 1994.

R. [. Droniou and . Eymard, A mixed finite volume scheme for anisotropic diffusion problems on any grid. soumis, 2005.
URL : https://hal.archives-ouvertes.fr/hal-00005565

]. B. Des96 and . Desjardins, A few remarks on ordinary differential equations, Comm. Partial Differential Equations, vol.21, issue.1112, pp.1667-1703, 1996.

]. B. Des97a and . Desjardins, Global existence results for the incompressible density-dependent Navier-Stokes equations in the whole space, Differential Integral Equations, vol.10, issue.3, pp.587-598, 1997.

]. B. Des97b and . Desjardins, Linear transport equations with initial values in Sobolev spaces and application to the Navier-Stokes equations, Differential Integral Equations, vol.10, issue.3, pp.577-586, 1997.

P. [. Diperna and . Lions, Ordinary differential equations, transport theory and Sobolev spaces, Inventiones Mathematicae, vol.307, issue.3, pp.511-547, 1989.
DOI : 10.1007/BF01393835

P. [. Domelevo and . Omnes, A finite volume method for the Laplace equation on almost arbitrary two-dimensional grids, ESAIM: Mathematical Modelling and Numerical Analysis, vol.39, issue.6, pp.1203-1249, 2005.
DOI : 10.1051/m2an:2005047

]. J. Dro05 and . Droniou, Finite volume approximations for fully non-linear elliptic equations in divergence form. soumis, 2005.

T. [. Eymard, R. Gallouët, and . Herbin, Finite volume methods, VII, Handb. Numer. Anal., VII, pp.713-1020, 2000.
URL : https://hal.archives-ouvertes.fr/hal-00346077

T. [. Eymard, R. Gallouët, and . Herbin, A cell-centred finite-volume approximation for anisotropic diffusion operators on unstructured meshes in any space dimension, IMA Journal of Numerical Analysis, vol.26, issue.2, pp.326-353, 2006.
DOI : 10.1093/imanum/dri036

]. I. Fai92 and . Faille, A control volume method to solve an elliptic equation on a two-dimensional irregular mesh, Comput. Methods Appl. Mech. Engrg, vol.100, issue.2, pp.275-290, 1992.

I. Faille, E. Flauraud, F. Nataf, S. Pégaz-fiornet, F. Schneider et al., A new fault model in geological basin modelling. Application of finite volume scheme and domain decomposition methods, Finite volumes for complex applications, III (Porquerolles, pp.529-536, 2002.

V. [. Feistauer and . Sobotíková, Finite element approximation of nonlinear elliptic problems with discontinuous coefficients, ESAIM: Mathematical Modelling and Numerical Analysis, vol.24, issue.4, pp.457-500, 1990.
DOI : 10.1051/m2an/1990240404571

J. [. Greene, M. T. Chen, and . Conlin, Onset of entrainment between immiscible liquid layers due to rising gas bubbles, International Journal of Heat and Mass Transfer, vol.31, issue.6, pp.311309-1317, 1988.
DOI : 10.1016/0017-9310(88)90073-7

]. R. Glo84 and . Glowinski, Numerical methods for nonlinear variational problems. Springer Series in Computational Physics, 1984.

A. [. Glowinski and . Marrocco, Sur l'approximation, par ??l??ments finis d'ordre un, et la r??solution, par p??nalisation-dualit?? d'une classe de probl??mes de Dirichlet non lin??aires, Revue fran??aise d'automatique, informatique, recherche op??rationnelle. Analyse num??rique, vol.9, issue.R2, pp.41-76, 1975.
DOI : 10.1051/m2an/197509R200411

B. [. Garcke, B. Nestler, and . Stoth, On anisotropic order parameter models for multi-phase systems and their sharp interface limits, Physica D: Nonlinear Phenomena, vol.115, issue.1-2, pp.1-287, 1998.
DOI : 10.1016/S0167-2789(97)00227-3

B. [. Garcke, B. Nestler, and . Stoth, A MultiPhase Field Concept: Numerical Simulations of Moving Phase Boundaries and Multiple Junctions, SIAM Journal on Applied Mathematics, vol.60, issue.1, pp.295-315, 1999.
DOI : 10.1137/S0036139998334895

J. [. Glowinski and . Rappaz, Approximation of a nonlinear elliptic problem arising in a non-Newtonian fluid flow model in glaciology, ESAIM: Mathematical Modelling and Numerical Analysis, vol.37, issue.1, pp.175-186, 2003.
DOI : 10.1051/m2an:2003012

]. F. Her00 and . Hermeline, A finite volume method for the approximation of diffusion operators on distorted meshes, J. Comput. Phys, vol.160, issue.2, pp.481-499, 2000.

]. F. Her03 and . Hermeline, Approximation of diffusion operators with discontinuous tensor coefficients on distorted meshes, Comput. Methods Appl. Mech. Engrg, vol.192, pp.16-181939, 2003.

R. [. Heywood, S. Rannacher, and . Turek, ARTIFICIAL BOUNDARIES AND FLUX AND PRESSURE CONDITIONS FOR THE INCOMPRESSIBLE NAVIER-STOKES EQUATIONS, International Journal for Numerical Methods in Fluids, vol.8, issue.5, pp.325-352308, 1989.
DOI : 10.1002/(SICI)1097-0363(19960315)22:5<325::AID-FLD307>3.0.CO;2-Y

]. D. Jac99 and . Jacqmin, Calculation of two-phase Navier-Stokes flows using phase-field modeling, Journal of Computational Physics, vol.155, pp.96-127, 1999.

]. D. Jac00 and . Jacqmin, Contact-line dynamics of a diffuse fluid interface, Journal of Fluid Mechanics, vol.402, pp.57-88, 2000.

J. Kim, K. Kang, and J. Lowengrub, Conservative multigrid methods for Cahn???Hilliard fluids, Journal of Computational Physics, vol.193, issue.2, pp.511-543, 2004.
DOI : 10.1016/j.jcp.2003.07.035

J. Kim, K. Kang, and J. Lowengrub, Conservative multigrid methods for ternary Cahn-Hilliard systems, Commun. Math. Sci, vol.2, issue.1, pp.53-77, 2004.

J. [. Kim and . Lowengrub, Phase field modeling and simulation of three-phase flows, Interfaces and Free Boundaries, vol.7, issue.4, pp.435-466, 2005.
DOI : 10.4171/IFB/132

]. D. Lan05 and . Lannes, Well-posedness of the water-waves equations, Lap06] C. Lapuerta. Echanges de masse et de chaleur entre deux phases liquides stratifiées dans un écoulement à bulles, pp.605-654, 2005.

]. W. Lb93a, J. W. Liu, and . Barrett, A further remark on the regularity of the solutions of the p-Laplacian and its applications to their finite element approximation, Nonlinear Anal, vol.21, issue.5, pp.379-387, 1993.

]. W. Lb93b, J. W. Liu, and . Barrett, A remark on the regularity of the solutions of the p-Laplacian and its application to their finite element approximation, J. Math. Anal. Appl, vol.178, issue.2, pp.470-487, 1993.

]. N. Ler04 and . Lerner, Transport equations with partially BV velocities, Ann. Sc. Norm. Super. Pisa Cl. Sci, vol.3, issue.54, pp.681-703, 2004.

]. Lio96 and . Lions, Mathematical topics in fluid mechanics, Tome 1 : Incompressible models, of Oxford Lecture Series in Mathematics and Applications, 1996.

]. W. Liu99 and . Liu, Degenerate quasilinear elliptic equations arising from bimaterial problems in elastic-plastic mechanics, Nonlinear Anal, vol.35, issue.4, pp.517-529, 1999.

]. W. Liu00 and . Liu, Finite element approximation of a nonlinear elliptic equation arising from bimaterial problems in elastic-plastic mechanics, Numer. Math, vol.86, issue.3, pp.491-506, 2000.

J. [. Leray and . Lions, Quelques résultats de Vi?ik sur les problèmes elliptiques nonlinéaires par les méthodes de Minty-Browder, Bull. Soc. Math. France, vol.93, pp.97-107, 1965.

]. C. Lp05a and . Potier, Schéma volumes finis monotone pour des opérateurs de diffusion fortement anisotropes sur des maillages de triangles non structurés, C. R. Math. Acad. Sci. Paris, issue.12, pp.341787-792, 2005.

]. C. Lp05b and . Potier, Schéma volumes finis pour des opérateurs de diffusion fortement anisotropes sur des maillages non structurés, C. R. Math. Acad. Sci. Paris, issue.12, pp.340921-926, 2005.

L. [. Lowengrub and . Truskinovsky, Quasi-incompressible Cahn-Hilliard fluids and topological transitions, Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol.454, issue.1978, pp.2617-2654, 1998.
DOI : 10.1098/rspa.1998.0273

E. [. Labbé and . Trélat, Uniform controllability of semidiscrete approximations of parabolic control systems, Systems & Control Letters, vol.55, issue.7, pp.597-609, 2006.
DOI : 10.1016/j.sysconle.2006.01.004

]. S. Mis00 and . Mischler, On the trace problem for solutions of the Vlasov equation, Comm. Partial Differential Equations, vol.25, issue.78, pp.1415-1443, 2000.

J. [. Martin, J. E. Jaffré, and . Roberts, Modeling Fractures and Barriers as Interfaces for Flow in Porous Media, SIAM Journal on Scientific Computing, vol.26, issue.5, pp.1667-1691, 2005.
DOI : 10.1137/S1064827503429363

URL : https://hal.archives-ouvertes.fr/inria-00071735

T. [. Matsuzaka, T. Koga, and . Hashimoto, Rheological Response from Phase-Separated Domains as Studied by Shear Microscopy, Physical Review Letters, vol.80, issue.24, p.5441, 1998.
DOI : 10.1103/PhysRevLett.80.5441

]. J. Nor97 and . Nordström, On extrapolation procedures at artificial outflow boundaries for the time-dependent Navier- Stokes equations, Appl. Numer. Math, vol.23, issue.4, pp.457-468, 1997.

M. [. Nazarov and . Specovius-neugebauer, Nonlinear artificial boundary conditions with pointwise error estimates for the exterior three dimensional Navier-Stokes problem, Mathematische Nachrichten, vol.252, issue.1, pp.86-105, 2003.
DOI : 10.1002/mana.200310039

M. [. Nazarov, J. H. Specovius-neugebauer, and . Videman, Nonlinear artificial boundary conditions for the Navier-Stokes equations in an aperture domain, Mathematische Nachrichten, vol.265, issue.1, pp.24-67, 2004.
DOI : 10.1002/mana.200310135

]. B. Pia04 and . Piar, PELICANS : Un outil d'implémentation de solveurs d'équations aux dérivées partielles. Note Technique, 2004.

]. C. Pie05 and . Pierre, Modélisation et simulation de l'activité électrique du coeur dans le thorax, analyse numérique et méthodes de volumes finis, 2005.

M. Picasso, J. Rappaz, A. Reist, M. Funk, and H. Blatter, Numerical simulation of the motion of a two-dimensional glacier, International Journal for Numerical Methods in Engineering, vol.60, issue.5, pp.995-1009, 2004.
DOI : 10.1002/nme.997

]. J. Sim78, ]. J. Simonsim81, and . Simon, Caractérisation d'espaces fonctionnels Régularité de la solution d'un problème aux limites non linéaires, Boll. Un. Mat. Ital. B Ann. Fac. Sci. Toulouse Math, vol.15, issue.3, pp.687-7143, 1978.

]. J. Sim90 and . Simon, Nonhomogeneous viscous incompressible fluids : existence of velocity, density, and pressure

F. [. Smith, D. L. Solis, and . Chopp, A projection method for motion of triple junctions by level sets. Interfaces and Free Boundaries, pp.239-261, 2002.

]. L. Tou97 and . Tourrette, Artificial boundary conditions for the linearized compressible Navier-Stokes equations, J. Comput. Phys, vol.137, issue.1, pp.1-37, 1997.

]. L. Tou98 and . Tourrette, Artificial boundary conditions for the linearized compressible Navier-Stokes equations. II. The discrete approach, J. Comput. Phys, vol.144, issue.1, pp.151-179, 1998.

J. [. Yue, C. Feng, J. Liu, and . Shen, A diffuse-interface method for simulating two-phase flows of complex fluids, Journal of Fluid Mechanics, vol.515, pp.293-317, 2004.
DOI : 10.1017/S0022112004000370

]. A. ?en90 and . ?ení?ek, The finite element method for nonlinear elliptic equations with discontinuous coefficients, Numer. Math, vol.58, issue.1, pp.51-77, 1990.