%0 Journal Article %A K. A. Kasymov %T The problem with initial jump for nonlinear systems of differential equations containing a small parameter %J Doklady Akademii Nauk %D 1968 %P 275-278 %V 179 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1968_179_2_a6/ %G ru %F DAN_1968_179_2_a6