TY - JOUR AU - G. I. Shishkin TI - A grid approximation of the method of additive separation of singularities for a singularly perturbed equation of parabolic type JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1994 SP - 720 EP - 738 VL - 34 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1994_34_5_a5/ LA - ru ID - ZVMMF_1994_34_5_a5 ER -