%0 Journal Article %A Edelstein, M. %T An Example Concerning Exposed Points %J Canadian mathematical bulletin %D 1965 %P 323-327 %V 8 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1965-023-9/ %R 10.4153/CMB-1965-023-9 %F 10_4153_CMB_1965_023_9