%0 Journal Article %A Lee, Hyang-Sook %T The Stable and Unstable Types of Classifying Spaces %J Canadian mathematical bulletin %D 1997 %P 341-351 %V 40 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1997-040-4/ %R 10.4153/CMB-1997-040-4 %F 10_4153_CMB_1997_040_4