%0 Journal Article %A L. I. Novakovskaya %T The Cauchy problem for a singularly perturbed integro-differential equation with a nonstable spectrum %J Differencialʹnye uravneniâ %D 1989 %P 1606-1611 %V 25 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1989_25_9_a19/ %G ru %F DE_1989_25_9_a19