TY - JOUR AU - Ern, Alexandre AU - Nicaise, Serge AU - Vohralík, Martin TI - An accurate $ \mathbf{H}(\mathrm{div})$ flux reconstruction for discontinuous Galerkin approximations of elliptic problems JO - Comptes Rendus. Mathématique PY - 2007 SP - 709 EP - 712 VL - 345 IS - 12 PB - Elsevier UR - http://www.numdam.org/articles/10.1016/j.crma.2007.10.036/ DO - 10.1016/j.crma.2007.10.036 LA - en ID - CRMATH_2007__345_12_709_0 ER -