TY - JOUR AU - K. Kh. Boimatov TI - Pseudodifferential operators with an operator symbol JO - Doklady Akademii Nauk PY - 1979 SP - 20 EP - 23 VL - 244 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1979_244_1_a2/ LA - ru ID - DAN_1979_244_1_a2 ER -