@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/