TY - JOUR AU - G. I. Shishkin TI - A difference scheme for a singularly perturbed equation of parabolic type with discontinuous coefficients and concentrated factors JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1989 SP - 1277 EP - 1290 VL - 29 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1989_29_9_a1/ LA - ru ID - ZVMMF_1989_29_9_a1 ER -