%0 Journal Article %A V. F. Butuzov %T Asymptotics of the solution of a certain problem for a nonlinear integro-differential equation with a small parameter at the derivative %J Differencialʹnye uravneniâ %D 1968 %P 491-507 %V 4 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1968_4_3_a10/ %G ru %F DE_1968_4_3_a10