%0 Journal Article %A A. M. Kotyukov %A M. M. Kotyukov %T Necessary optimality conditions for optimal control problem with second order equation %J Vestnik rossijskih universitetov. Matematika %D 2018 %P 437-440 %V 23 %N 123 %I mathdoc %U http://geodesic.mathdoc.fr/item/VTAMU_2018_23_123_a11/ %G ru %F VTAMU_2018_23_123_a11