@article{1255456050, author = {Swan, Richard G.}, title = {The $p$-period of finite group}, journal = {Illinois J. Math.}, volume = {4}, number = {1}, year = {1960}, pages = { 341-346}, language = {en}, url = {http://dml.mathdoc.fr/item/1255456050} }
Swan, Richard G. The $p$-period of finite group. Illinois J. Math., Tome 4 (1960) no. 1, pp. 341-346. http://gdmltest.u-ga.fr/item/1255456050/