@article{MZ_1970__117_171427,
     author = {James A. Green},
     title = {On the {Steinberg} {Characters} of {Finite} {Chevalley} {Groups.}},
     journal = {Mathematische Zeitschrift},
     pages = {272--288},
     publisher = {mathdoc},
     volume = {117},
     year = {1970},
     zbl = {0219.20003},
     url = {http://geodesic.mathdoc.fr/item/MZ_1970__117_171427/}
}