%0 Journal Article %A Baron, S. %T Note on Epi in %J Canadian mathematical bulletin %D 1968 %P 503-504 %V 11 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1968-061-6/ %R 10.4153/CMB-1968-061-6 %F 10_4153_CMB_1968_061_6