TY - JOUR AU - J. Tsang AU - R. Pereira TI - Defining a Unique Median via Minimizing Families of Norms JO - Journal of convex analysis PY - 2017 SP - 199 EP - 212 VL - 24 IS - 1 UR - http://geodesic.mathdoc.fr/item/JCA_2017_24_1_JCA_2017_24_1_a14/ ID - JCA_2017_24_1_JCA_2017_24_1_a14 ER -