%0 Journal Article %A A. Kosha %T On the manifold of controllable processes in a nonlinear Lagrange problem %J Differencialʹnye uravneniâ %D 1988 %P 566-570 %V 24 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1988_24_4_a2/ %G ru %F DE_1988_24_4_a2