TY - JOUR AU - P. A. Kirichuk TI - An operator-valued function of Mittag-Leffler type and a JO - Doklady Akademii Nauk PY - 1990 SP - 1039 EP - 1044 VL - 315 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1990_315_5_a2/ LA - ru ID - DAN_1990_315_5_a2 ER -