%0 Journal Article %A K. Balla %T On the solution of singular boundary value problems for nonlinear systems of ordinary differential equations %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1980 %P 909-922 %V 20 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1980_20_4_a9/ %G ru %F ZVMMF_1980_20_4_a9