TY - JOUR AU - D. V. Yakubovich TI - Conditions for unicellularity of weighted shift operators JO - Doklady Akademii Nauk PY - 1984 SP - 821 EP - 824 VL - 278 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1984_278_4_a13/ LA - ru ID - DAN_1984_278_4_a13 ER -