%0 Journal Article %A V. F. Dem'yanov %A A. B. Pevnyi %T First and second marginal values of mathematical programming problems %J Doklady Akademii Nauk %D 1972 %P 277-280 %V 207 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1972_207_2_a6/ %G ru %F DAN_1972_207_2_a6