TY - JOUR AU - B. Jiménez AU - V. Novo TI - Alternative Theorems and Necessary Optimality Conditions for Directionally Differentiable Multiobjective Programs JO - Journal of convex analysis PY - 2002 SP - 97 EP - 116 VL - 9 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_2002_9_1_JCA_2002_9_1_a4/ ID - JCA_2002_9_1_JCA_2002_9_1_a4 ER -