TY - JOUR AU - V. A. Senderov TI - Operators, absolutely indefinitely bounded below, in spaces with indefinite metric JO - Matematičeskie zametki PY - 1971 SP - 301 EP - 305 VL - 10 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1971_10_3_a7/ LA - ru ID - MZM_1971_10_3_a7 ER -