TY - JOUR AU - Calder, J. R. AU - Coleman, W. P. AU - Harris, R. L. TI - Centers of Infinite Bounded Sets in a Normed Space JO - Canadian journal of mathematics PY - 1973 SP - 986 EP - 999 VL - 25 IS - 5 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1973-105-3/ DO - 10.4153/CJM-1973-105-3 ID - 10_4153_CJM_1973_105_3 ER -