%0 Journal Article %A V. A. Dykhta %T Methods for improving the efficiency of the positional minimum principle in optimal control problems %J Itogi nauki i tehniki. Sovremennaâ matematika i eë priloženiâ. Tematičeskie obzory %D 2023 %P 54-64 %V 224 %I mathdoc %U http://geodesic.mathdoc.fr/item/INTO_2023_224_a6/ %G ru %F INTO_2023_224_a6