%0 Journal Article %A Nitsche, J. A. %T Interior error estimates for semi-discrete Galerkin approximations for parabolic equations %J ESAIM: Mathematical Modelling and Numerical Analysis %D 1981 %P 171-176 %V 15 %N 2 %I Centrale des revues, Dunod-Gauthier-Villars %C Montreuil %U https://geodesic-test.mathdoc.fr/item/M2AN_1981__15_2_171_0/ %G en %F M2AN_1981__15_2_171_0