%0 Journal Article %A Hoo, C.S. %T Some Remarks on a Paper of D. W. Kahn %J Canadian mathematical bulletin %D 1967 %P 233-237 %V 10 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1967-021-5/ %R 10.4153/CMB-1967-021-5 %F 10_4153_CMB_1967_021_5