%0 Journal Article
%A Chien, Tran Quoc
%T Duality and optimality conditions in abstract concave maximization
%J Kybernetika
%D 1985
%P 108-117
%V 21
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/KYB_1985__21_2_a2/
%G en
%F KYB_1985__21_2_a2