TY - JOUR AU - Chien, Tran Quoc TI - Perturbation theory of duality in vector optimization via the abstract duality scheme JO - Kybernetika PY - 1987 SP - 67 EP - 81 VL - 23 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1987__23_1_a6/ LA - en ID - KYB_1987__23_1_a6 ER -