@article{1200777117,
author = {Murai, Masafumi},
title = {A note on the number of irreducible characters in a $p$-block of a finite group},
journal = {Osaka J. Math.},
volume = {21},
number = {1},
year = {1984},
pages = { 387-398},
language = {en},
url = {http://dml.mathdoc.fr/item/1200777117}
}
Murai, Masafumi. A note on the number of irreducible characters in a $p$-block of a finite group. Osaka J. Math., Tome 21 (1984) no. 1, pp. 387-398. http://gdmltest.u-ga.fr/item/1200777117/