%0 Journal Article %A A. S. Antipin %T Controlled proximal differential systems for solving saddle problems %J Differencialʹnye uravneniâ %D 1992 %P 1846-1861 %V 28 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1992_28_11_a1/ %G ru %F DE_1992_28_11_a1