%0 Journal Article %A Ya. V. Bykov %A N. I. Fomina %T The singular solutions of nonlinear differential equations.~II %J Differencialʹnye uravneniâ %D 1976 %P 1161-1173 %V 12 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1976_12_7_a2/ %G ru %F DE_1976_12_7_a2