%0 Journal Article %A Humphreys, J. F. %T Projective modular representations of finite groups II %J Glasgow mathematical journal %D 1981 %P 89-99 %V 22 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500004511/ %R 10.1017/S0017089500004511 %F 10_1017_S0017089500004511