TY - JOUR AU - A. B. Vasil'eva TI - Contrast structures with two step-like transition layers and their stability JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1992 SP - 1582 EP - 1593 VL - 32 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1992_32_10_a4/ LA - ru ID - ZVMMF_1992_32_10_a4 ER -