%0 Journal Article %A Yu. F. Korobeinik %A O. V. Epifanov %T Normal solvability of a~class of differential equations of infinite order %J Sbornik. Mathematics %D 1971 %P 371-399 %V 13 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1971_13_3_a3/ %G en %F SM_1971_13_3_a3