%0 Journal Article %A R. G. Aliev %T On the question of necessary and sufficient conditions for unique solvability of an equation with deviating argument and unbounded operator coefficients in Hilbert space %J Doklady Akademii Nauk %D 1982 %P 11-14 %V 267 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_267_1_a0/ %G ru %F DAN_1982_267_1_a0