%0 Journal Article %A N. B. Zyabrev %T On a class of nonlinear programming problems %J Doklady Akademii Nauk %D 1983 %P 1308-1312 %V 270 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1983_270_6_a5/ %G ru %F DAN_1983_270_6_a5