@article{M2AN_1974__8_2_61_0, author = {Douglas, Jim Jr. and Dupont, Todd and Wheeler, Mary Fanett}, title = {An $L^\infty $ estimate and a superconvergence result for a Galerkin method for elliptic equations based on tensor products of piecewise polynomials}, journal = {ESAIM: Mathematical Modelling and Numerical Analysis - Mod\'elisation Math\'ematique et Analyse Num\'erique}, volume = {8}, year = {1974}, pages = {61-66}, mrnumber = {359358}, zbl = {0315.65062}, language = {en}, url = {http://dml.mathdoc.fr/item/M2AN_1974__8_2_61_0} }
Douglas, Jim Jr.; Dupont, Todd; Wheeler, Mary Fanett. An $L^\infty $ estimate and a superconvergence result for a Galerkin method for elliptic equations based on tensor products of piecewise polynomials. ESAIM: Mathematical Modelling and Numerical Analysis - Modélisation Mathématique et Analyse Numérique, Tome 8 (1974) pp. 61-66. http://gdmltest.u-ga.fr/item/M2AN_1974__8_2_61_0/
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