@article{1102906189, author = {Mason, Geoffrey}, title = {Two theorems on groups of characteristic $2$-type.}, journal = {Pacific J. Math.}, volume = {61}, number = {2}, year = {1975}, pages = { 233-253}, language = {en}, url = {http://dml.mathdoc.fr/item/1102906189} }
Mason, Geoffrey. Two theorems on groups of characteristic $2$-type.. Pacific J. Math., Tome 61 (1975) no. 2, pp. 233-253. http://gdmltest.u-ga.fr/item/1102906189/