TY - JOUR AU - N. Caroff AU - O. S. Serea TI - Ky-Fan and Sion Theorems for the Lexicographic Order and Applications to Vectorial Games and Min-Max Control Problems JO - Journal of convex analysis PY - 2020 SP - 1051 EP - 1072 VL - 27 IS - 3 UR - http://geodesic.mathdoc.fr/item/JCA_2020_27_3_JCA_2020_27_3_a15/ ID - JCA_2020_27_3_JCA_2020_27_3_a15 ER -