%0 Journal Article %A Yu. D. Kashchenko %T A nonlinear differential equation with a polynomial functional generating it %J Differencialʹnye uravneniâ %D 1967 %P 1157-1165 %V 3 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1967_3_7_a13/ %G ru %F DE_1967_3_7_a13