TY - JOUR AU - V. F. Veselov TI - Regular factorizations of a characteristic function and singular operator-functions JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1991 SP - 58 EP - 60 VL - 25 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1991_25_2_a5/ LA - ru ID - FAA_1991_25_2_a5 ER -