@article{MZ_1982__181_173221,
     author = {Jens Carsten Jantzen},
     title = {Zur {Reduktion} modulo p unipotenter {Charaktere} endlicher {Chevalley-Gruppen.}},
     journal = {Mathematische Zeitschrift},
     pages = {97--128},
     publisher = {mathdoc},
     volume = {181},
     year = {1982},
     zbl = {0502.20022},
     url = {http://geodesic.mathdoc.fr/item/MZ_1982__181_173221/}
}