@article{GDZPPN002208660,
title = {Basic sets of Brauer characters of finite groups of Lie type.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {416},
year = {1991},
pages = {173-188},
zbl = {0771.20008},
url = {http://dml.mathdoc.fr/item/GDZPPN002208660}
}
Geck, Meinolf; Hiss, Gerhard. Basic sets of Brauer characters of finite groups of Lie type.. Journal für die reine und angewandte Mathematik, Tome 416 (1991) pp. 173-188. http://gdmltest.u-ga.fr/item/GDZPPN002208660/