TY - JOUR AU - S. Ya. Yakubov TI - On twofold completeness of inherent and adjoined elements of a quadratic operator bundle JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1973 SP - 92 EP - 94 VL - 7 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1973_7_1_a19/ LA - ru ID - FAA_1973_7_1_a19 ER -