%0 Journal Article %A G. D. Gaprindashvili %T A boundary value problem for systems of nonlinear ordinary differential equations with singularities %J Differencialʹnye uravneniâ %D 1984 %P 1514-1523 %V 20 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1984_20_9_a4/ %G ru %F DE_1984_20_9_a4