TY - JOUR AU - V. F. Butuzov AU - A. F. Karashchuk TI - One singularly perturbed system of partial differential equations of the first order JO - Matematičeskie zametki PY - 1995 SP - 338 EP - 349 VL - 57 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1995_57_3_a2/ LA - ru ID - MZM_1995_57_3_a2 ER -