TY - JOUR AU - G. I. Shishkin TI - Grid approximations of singularly perturbed systems for parabolic convection-diffusion equations with counterflow JO - Sibirskij žurnal vyčislitelʹnoj matematiki PY - 1998 SP - 281 EP - 297 VL - 1 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SJVM_1998_1_3_a6/ LA - en ID - SJVM_1998_1_3_a6 ER -