TY - JOUR AU - Chien, Tran Quoc TI - Duality in vector optimization. III. Vector partially quasiconcave programming and vector fractional programming JO - Kybernetika PY - 1984 SP - 458 EP - 472 VL - 20 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1984__20_6_a3/ LA - en ID - KYB_1984__20_6_a3 ER -