@article{1256065273,
author = {Kn\"orr, Reinhard},
title = {On the number of characters in a $p$-block of a $p$-solvable group},
journal = {Illinois J. Math.},
volume = {28},
number = {4},
year = {1984},
pages = { 181-210},
language = {en},
url = {http://dml.mathdoc.fr/item/1256065273}
}
Knörr, Reinhard. On the number of characters in a $p$-block of a $p$-solvable group. Illinois J. Math., Tome 28 (1984) no. 4, pp. 181-210. http://gdmltest.u-ga.fr/item/1256065273/