@article{1028999487, author = {Onishi, Hironori}, title = {Commutator extensions of finite groups.}, journal = {Michigan Math. J.}, volume = {13}, number = {1}, year = {1966}, pages = { 119-126}, language = {en}, url = {http://dml.mathdoc.fr/item/1028999487} }
Onishi, Hironori. Commutator extensions of finite groups.. Michigan Math. J., Tome 13 (1966) no. 1, pp. 119-126. http://gdmltest.u-ga.fr/item/1028999487/