%0 Journal Article %A Chien, Tran Quoc %T Duality in vector optimization. II. Vector quasiconcave programming %J Kybernetika %D 1984 %P 386-404 %V 20 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1984__20_5_a3/ %G en %F KYB_1984__20_5_a3