TY - JOUR AU - G. V. Arzhanov TI - Solvability of a type of non-linear boundary-value problem JO - Doklady Akademii Nauk PY - 1961 SP - 267 EP - 270 VL - 139 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1961_139_2_a1/ LA - ru ID - DAN_1961_139_2_a1 ER -