%0 Journal Article %A N. G. Dokuchaev %T Integral estimates for ordinary differential equations and their application to nonsmooth problems of optimal control %J Differencialʹnye uravneniâ %D 1991 %P 1679-1691 %V 27 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1991_27_10_a3/ %G ru %F DE_1991_27_10_a3