%0 Journal Article %A Cooperstein, Bruce N. %T Some Geometries Associated with Parabolic Representations of Groups of Lie Type %J Canadian journal of mathematics %D 1976 %P 1021-1031 %V 28 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1976-100-9/ %R 10.4153/CJM-1976-100-9 %F 10_4153_CJM_1976_100_9