TY - JOUR AU - Ya. S. Shvartsman TI - Invariant subspaces of a dissipative operator and divisors of its characteristic function JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1970 SP - 85 EP - 86 VL - 4 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1970_4_4_a15/ LA - ru ID - FAA_1970_4_4_a15 ER -