%0 Journal Article %A V. Z. Tsalyuk %T A certain estimate for the solutions of systems of linear differential equations with lag %J Differencialʹnye uravneniâ %D 1973 %P 2099-2101 %V 9 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1973_9_11_a25/ %G ru %F DE_1973_9_11_a25