TY - JOUR AU - Ern, Alexandre AU - Vohralík, Martin TI - Four closely related equilibrated flux reconstructions for nonconforming finite elements JO - Comptes Rendus. Mathématique PY - 2013 SP - 77 EP - 80 VL - 351 IS - 1-2 PB - Elsevier UR - http://www.numdam.org/articles/10.1016/j.crma.2013.01.001/ DO - 10.1016/j.crma.2013.01.001 LA - en ID - CRMATH_2013__351_1-2_77_0 ER -