TY - JOUR AU - N. N. Hai AU - P. T. An TI - A Generalization of Blaschke's Convergence Theorem in Metric Spaces JO - Journal of convex analysis PY - 2013 SP - 1013 EP - 1024 VL - 20 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_2013_20_4_JCA_2013_20_4_a7/ ID - JCA_2013_20_4_JCA_2013_20_4_a7 ER -