TY - JOUR AU - Putten, Roberto van der TI - Uniqueness and non uniqueness of optimal maps in mass transport problem with not strictly convex cost JO - Commentationes Mathematicae Universitatis Carolinae PY - 2010 SP - 67 EP - 83 VL - 51 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_2010__51_1_a6/ LA - en ID - CMUC_2010__51_1_a6 ER -