TY - JOUR AU - S. Ya. Yakubov TI - Solution of mixed problems for partial differential equations by the operator method JO - Doklady Akademii Nauk PY - 1971 SP - 545 EP - 548 VL - 196 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1971_196_3_a14/ LA - ru ID - DAN_1971_196_3_a14 ER -