%0 Journal Article %A N. N. Subbotina %T Unified optimality conditions in control problems %J Trudy Instituta matematiki i mehaniki %D 1992 %P 147-159 %V 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_1992_1_a11/ %G ru %F TIMM_1992_1_a11