TY - JOUR AU - V. F. Butuzov AU - A. V. Nesterov TI - On some singularly perturbed problems with nonsmooth boundary functions JO - Doklady Akademii Nauk PY - 1982 SP - 786 EP - 789 VL - 263 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1982_263_4_a3/ LA - ru ID - DAN_1982_263_4_a3 ER -