%0 Journal Article %A V. N. Gurov %T Necessary conditions on the extremum for convex differential inclusions with phase constraints %J Matematičeskie zametki %D 1985 %P 407-416 %V 38 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1985_38_3_a6/ %G ru %F MZM_1985_38_3_a6