@article{GDZPPN002400286, title = {Hyper-Normalising Groups.}, journal = {Mathematische Zeitschrift}, volume = {99}, year = {1967}, pages = {59-68}, zbl = {0147.27102}, url = {http://dml.mathdoc.fr/item/GDZPPN002400286} }
Camina, Alan R. Hyper-Normalising Groups.. Mathematische Zeitschrift, Tome 99 (1967) pp. 59-68. http://gdmltest.u-ga.fr/item/GDZPPN002400286/