TY - JOUR AU - W. F. Pfeffer TI - On some subspaces of the Helly space JO - Colloquium Mathematicum PY - 1976 SP - 41 EP - 46 VL - 35 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-35-1-41-46/ DO - 10.4064/cm-35-1-41-46 LA - en ID - 10_4064_cm_35_1_41_46 ER -