F. Brezzi, M. Manzini, D. Marini, P. Pietra, and A. Russo, Discontinuous finite elements for diffusion problems, Atti del Convegno in Memoria di F. Brioschi, 1997.

D. Boffi, F. Brezzi, and M. Fortin, Mixed finite element methods and applications, 2013.
DOI : 10.1007/978-3-642-36519-5

P. Castillo, B. Cockburn, I. Perugia, and D. Schötzau, An A Priori Error Analysis of the Local Discontinuous Galerkin Method for Elliptic Problems, SIAM Journal on Numerical Analysis, vol.38, issue.5, pp.5-1676, 2000.
DOI : 10.1137/S0036142900371003

B. Cockburn and C. Shu, The Local Discontinuous Galerkin Method for Time-Dependent Convection-Diffusion Systems, SIAM Journal on Numerical Analysis, vol.35, issue.6, pp.6-2440, 1998.
DOI : 10.1137/S0036142997316712

D. A. Di-pietro and A. Ern, Mathematical aspects of discontinuous Galerkin methods, Mathématiques & Applications, vol.69, 2012.
DOI : 10.1007/978-3-642-22980-0

T. Gudi, A new error analysis for discontinuous finite element methods for linear elliptic problems, Mathematics of Computation, vol.79, issue.272, pp.272-2169, 2010.
DOI : 10.1090/S0025-5718-10-02360-4

J. Nédélec, Mixed finite elements in ?3, Numerische Mathematik, vol.12, issue.3, pp.3-315, 1980.
DOI : 10.1007/BF01396415