%0 Journal Article %A G. S. Krechetov %T The {\v C}aplygin problem for a certain first order differential equation %J Differencialʹnye uravneniâ %D 1972 %P 1695-1697 %V 8 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1972_8_9_a20/ %G ru %F DE_1972_8_9_a20