@article{01142958,
title = {Non vanishing conjugacy classes for an irreducible character of },
journal = {Portugaliae Mathematica. Nova S\'erie},
volume = {54},
year = {1997},
pages = {441-447},
zbl = {0903.20005},
language = {en},
url = {http://dml.mathdoc.fr/item/01142958}
}
Coelho, M.Purificação; Duffner, M.Antónia. Non vanishing conjugacy classes for an irreducible character of . Portugaliae Mathematica. Nova Série, Tome 54 (1997) pp. 441-447. http://gdmltest.u-ga.fr/item/01142958/