%0 Journal Article
%A V. G. Boltyanskii
%A I. S. Chebotaru
%T Necessary conditions in a minimax problem
%J Doklady Akademii Nauk
%D 1973
%P 257-260
%V 213
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1973_213_2_a0/
%G ru
%F DAN_1973_213_2_a0