TY - JOUR AU - G. V. Radzievskii TI - Linear independence of the root vectors for operator-valued functions that are analytic outside a disk JO - Doklady Akademii Nauk PY - 1987 SP - 278 EP - 282 VL - 294 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1987_294_2_a4/ LA - ru ID - DAN_1987_294_2_a4 ER -