@article{IM_1994__117_1_144211,
     author = {Marc Cabanes and Michel Enguehard},
     title = {On unipotent blocks and their ordinary characters.},
     journal = {Inventiones mathematicae},
     pages = {149--164},
     publisher = {mathdoc},
     volume = {117},
     number = {1},
     year = {1994},
     zbl = {0817.20046},
     url = {http://geodesic.mathdoc.fr/item/IM_1994__117_1_144211/}
}