@article{1256068149,
author = {Weidman, Donald R.},
title = {The character ring of a finite group},
journal = {Illinois J. Math.},
volume = {9},
number = {4},
year = {1965},
pages = { 462-467},
language = {en},
url = {http://dml.mathdoc.fr/item/1256068149}
}
Weidman, Donald R. The character ring of a finite group. Illinois J. Math., Tome 9 (1965) no. 4, pp. 462-467. http://gdmltest.u-ga.fr/item/1256068149/