%0 Journal Article %A B. I. Anan'ev %T An existence theorem for a differential inclusion with variable lag %J Differencialʹnye uravneniâ %D 1975 %P 1155-1158 %V 11 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1975_11_7_a0/ %G ru %F DE_1975_11_7_a0