A posteriori error estimations of a SUPG method for anisotropic diffusion–convection–reaction problems

Thomas Apel; Serge Nicaise

Comptes Rendus. Mathématique, Volume 345 (2007) p. 657-662

An accurate H(div) flux reconstruction for discontinuous Galerkin approximations of elliptic problems

Alexandre Ern; Serge Nicaise; Martin Vohralík

Comptes Rendus. Mathématique, Volume 345 (2007) p. 709-712