@article{M2AN_1987__21_2_327_0, author = {Cristina, Maria and Squeff, J.}, title = {Superconvergence of mixed finite element methods for parabolic equations}, journal = {ESAIM: Mathematical Modelling and Numerical Analysis - Mod\'elisation Math\'ematique et Analyse Num\'erique}, volume = {21}, year = {1987}, pages = {327-352}, mrnumber = {896246}, zbl = {0621.65116}, language = {en}, url = {http://dml.mathdoc.fr/item/M2AN_1987__21_2_327_0} }
Cristina, Maria; Squeff, J. Superconvergence of mixed finite element methods for parabolic equations. ESAIM: Mathematical Modelling and Numerical Analysis - Modélisation Mathématique et Analyse Numérique, Tome 21 (1987) pp. 327-352. http://gdmltest.u-ga.fr/item/M2AN_1987__21_2_327_0/
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