%0 Journal Article %A E. M. Litsina %T On the general theory of linear functional-differential equations %J Differencialʹnye uravneniâ %D 1988 %P 977-986 %V 24 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1988_24_6_a6/ %G ru %F DE_1988_24_6_a6