%0 Journal Article
%A G. M. Buldyk
%T Integral curves of the differential equation $(1+x)yy'=-x P_3(x)-x P_1(x)y+\delta y^2$ with a center
%J Differencialʹnye uravneniâ
%D 1974
%P 1231-1241
%V 10
%N 7
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_1974_10_7_a9/
%G ru
%F DE_1974_10_7_a9