%0 Journal Article %A A. V. Arutyunov %T On the theory of the maximum principle in optimal control problems %J Doklady Akademii Nauk %D 1989 %P 11-14 %V 304 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1989_304_1_a0/ %G ru %F DAN_1989_304_1_a0