TY - JOUR AU - R. Börger TI - Continuous Selections, Free Vector Lattices and Formal Minkowski Differences JO - Journal of convex analysis PY - 2011 SP - 855 EP - 864 VL - 18 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_2011_18_3_JCA_2011_18_3_a15/ ID - JCA_2011_18_3_JCA_2011_18_3_a15 ER -