%0 Journal Article %A L. F. Zelikina %T Universal manifolds and turnpike theorems for a class of optimal control problems %J Doklady Akademii Nauk %D 1975 %P 31-34 %V 224 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1975_224_1_a5/ %G ru %F DAN_1975_224_1_a5