TY - JOUR AU - Nitsche, J. A. TI - Interior error estimates for semi-discrete Galerkin approximations for parabolic equations JO - ESAIM: Mathematical Modelling and Numerical Analysis PY - 1981 SP - 171 EP - 176 VL - 15 IS - 2 PB - Centrale des revues, Dunod-Gauthier-Villars PP - Montreuil UR - https://geodesic-test.mathdoc.fr/item/M2AN_1981__15_2_171_0/ LA - en ID - M2AN_1981__15_2_171_0 ER -