%0 Journal Article %A Doležal, Jaroslav %T Necessary optimality conditions for discrete systems with state-dependent control region %J Kybernetika %D 1975 %P 423-450 %V 11 %N 6 %U http://geodesic.mathdoc.fr/item/KYB_1975_11_6_a4/ %G en %F KYB_1975_11_6_a4