TY - JOUR AU - V. P. Didenko TI - A variational method of solving boundary value problems whose operator is not symmetric JO - Doklady Akademii Nauk PY - 1978 SP - 1277 EP - 1280 VL - 240 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1978_240_6_a1/ LA - ru ID - DAN_1978_240_6_a1 ER -