TY - JOUR AU - James Roberts TI - A compact convex set with no extreme points JO - Studia Mathematica PY - 1977 SP - 255 EP - 266 VL - 60 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-60-3-255-266/ DO - 10.4064/sm-60-3-255-266 LA - en ID - 10_4064_sm_60_3_255_266 ER -