TY - JOUR AU - O. A. Liskovets TI - On the solution of ill-posed problems with a closable operator JO - Doklady Akademii Nauk PY - 1974 SP - 1069 EP - 1071 VL - 219 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1974_219_5_a10/ LA - ru ID - DAN_1974_219_5_a10 ER -