%0 Journal Article %A V. G. Skatetsky %T Integrability conditions in finite form for certain sytems of ordinary differential equations of the second order %J Differencialʹnye uravneniâ %D 1966 %P 1307-1311 %V 2 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1966_2_10_a3/ %G ru %F DE_1966_2_10_a3