TY - JOUR AU - O. A. Kovyrkina AU - V. V. Ostapenko TI - Asymptotic expansion of a difference solution in the neighborhood of strong discontinuity JO - Sibirskij žurnal čistoj i prikladnoj matematiki PY - 2007 SP - 49 EP - 73 VL - 7 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VNGU_2007_7_4_a3/ LA - ru ID - VNGU_2007_7_4_a3 ER -