TY - JOUR AU - R. G. Aliev TI - Normal solvability of a functional-differential equation with operator coefficients in a Hilbert space JO - Differencialʹnye uravneniâ PY - 1991 SP - 1486 EP - 1493 VL - 27 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1991_27_9_a1/ LA - ru ID - DE_1991_27_9_a1 ER -