I. Babu?ka, The finite element method with Lagrangian multipliers, Numerische Mathematik, vol.12, issue.3, pp.179-192, 1973.
DOI : 10.1090/trans2/057/08

L. Beirão-da-veiga, F. Brezzi, A. Cangiani, G. Manzini, D. Marini et al., BASIC PRINCIPLES OF VIRTUAL ELEMENT METHODS, Mathematical Models and Methods in Applied Sciences, vol.61, issue.01, pp.199-214, 2013.
DOI : 10.1051/m2an:2008030

F. Brezzi and M. Fortin, Mixed and Hybrid Finite Element Methods, 1991.
DOI : 10.1007/978-1-4612-3172-1

F. Brunner, F. A. Radu, M. Bause, and P. Knabner, Optimal order convergence of a modified BDM1 mixed finite element scheme for reactive transport in porous media, Advances in Water Resources, vol.35, pp.163-171, 2012.
DOI : 10.1016/j.advwatres.2011.10.001

F. Brunner, F. A. Radu, and P. Knabner, Analysis of an Upwind-Mixed Hybrid Finite Element Method for Transport Problems, SIAM Journal on Numerical Analysis, vol.52, issue.1, pp.83-102, 2014.
DOI : 10.1137/130908191

E. Burman and B. Stamm, Bubble stabilized discontinuous Galerkin method for parabolic and elliptic problems, Numerische Mathematik, vol.15, issue.1, pp.213-241, 2010.
DOI : 10.1016/j.crma.2007.11.016

URL : https://hal.archives-ouvertes.fr/hal-01090929

P. G. Ciarlet, The Finite Element Method for Elliptic Problems, 1978.

A. Demlow, Suboptimal and Optimal Convergence in Mixed Finite Element Methods, SIAM Journal on Numerical Analysis, vol.39, issue.6, pp.1938-1953, 2002.
DOI : 10.1137/S0036142900376900

J. , D. Jr, and J. E. Roberts, Mixed finite element methods for second order elliptic problems, Computational and Applied Mathematics, vol.1, pp.91-103, 1982.

L. C. Evans, Partial Differential Equations, Graduate Studies in Mathematics, vol.19, 2010.

J. A. Cottrell, J. Austin, T. J. Hughes, and Y. Bazilevs, Isogeometric Analysis: Toward Integration of CAD and FEA, 2009.
DOI : 10.1002/9780470749081

J. A. Cuminato and V. Ruas, Unification of distance inequalities for linear variational problems, Computational and Applied Mathematics, vol.17, issue.5, pp.34-37, 2015.
DOI : 10.1002/num.1021

URL : https://hal.archives-ouvertes.fr/hal-01218082

P. Grisvard, Elliptic Problems in Non Smooth Domains, 1985.

T. Ikeda, Maximum Principle in Finite Element Models for Convection-diffusion Phenomena, North- Holland Mathematical Studies 76, 1983.

D. Kim and E. Park, A posteriori error estimators for the upstream weighting mixed methods for convection diffusion problems, Computer Methods in Applied Mechanics and Engineering, vol.197, issue.6-8, pp.806-820, 2008.
DOI : 10.1016/j.cma.2007.09.009

C. Lovadina and R. Stenberg, Energy norm a posteriori error estimates for mixed finite element methods, Mathematics of Computation, vol.75, issue.256, pp.1659-1674, 2006.
DOI : 10.1090/S0025-5718-06-01872-2

URL : http://www.ams.org/mcom/2006-75-256/S0025-5718-06-01872-2/S0025-5718-06-01872-2.pdf

F. A. Radu, N. Suciu, J. Hoffmann, A. Vogel, O. Kolditz et al., Accuracy of numerical simulations of contaminant transport in heterogeneous aquifers: A comparative study, Advances in Water Resources, vol.34, issue.1, pp.47-61, 2011.
DOI : 10.1016/j.advwatres.2010.09.012

P. A. Raviart and J. M. Thomas, Mixed Finite Element Methods for Second Order Elliptic Problems, Lecture Notes in Mathematics, pp.292-315, 1977.

V. Ruas, Automatic generation of triangular finite element meshes, Computers & Mathematics with Applications, vol.5, issue.2, pp.125-140, 1979.
DOI : 10.1016/0898-1221(79)90065-8

URL : http://doi.org/10.1016/0898-1221(79)90065-8

V. Ruas, Hermite finite elements for second order boundary value problems with sharp gradient discontinuities, Journal of Computational and Applied Mathematics, vol.246, pp.234-242, 2013.
DOI : 10.1016/j.cam.2012.08.027

URL : http://doi.org/10.1016/j.cam.2012.08.027

V. Ruas, D. Brandão, and M. Kischinhevsky, Hermite finite elements for diffusion phenomena, Journal of Computational Physics, vol.235, pp.542-564, 2013.
DOI : 10.1016/j.jcp.2012.09.036

V. Ruas and P. Trales, A hermite finite element method for convection-diffusion equations, AIP Proceedings of the 11th International Conference Numerical Analysis and Applied Mathematics, T. Simos et al. ed, 2013.
DOI : 10.1063/1.4825978

G. J. Strang and G. Fix, An Analysis of the Finite-Element Method, Journal of Applied Mechanics, vol.41, issue.1, 1973.
DOI : 10.1115/1.3423272

J. Thomas, Sur l'analyse numérique des méthodes d'´ eléments finis hybrides et mixtes, Thèse de Doctorat d'Etat, 1977.