%0 Journal Article %A Alexandre Ern %A Martin Vohralík %T Four closely related equilibrated flux reconstructions for nonconforming finite elements %J Comptes Rendus. Mathématique %D 2013 %P 77-80 %V 351 %N 1-2 %I Elsevier %R 10.1016/j.crma.2013.01.001 %G en %F CRMATH_2013__351_1-2_77_0