%0 Journal Article %A A. N. Vityuk %T A generalized Cauchy problem for a system of differential equations not solved with respect to the derivatives %J Differencialʹnye uravneniâ %D 1971 %P 1575-1580 %V 7 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1971_7_9_a3/ %G ru %F DE_1971_7_9_a3