TY - JOUR AU - C. Gutiérrez AU - L. Huerga AU - B. Jiménez AU - V. Novo TI - Henig Approximate Proper Efficiency and Optimization Problems with Difference of Vector Mappings JO - Journal of convex analysis PY - 2016 SP - 661 EP - 69 VL - 23 IS - 3 UR - http://geodesic.mathdoc.fr/item/JCA_2016_23_3_JCA_2016_23_3_a2/ ID - JCA_2016_23_3_JCA_2016_23_3_a2 ER -