%0 Journal Article %A N. E. Tovmasyan %T Boundary value problems with free boundary for some classes of nonlinear ordinary differential equations %J Differencialʹnye uravneniâ %D 2000 %P 281-283 %V 36 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2000_36_2_a19/ %G ru %F DE_2000_36_2_a19