@article{GDZPPN002385279, title = {Groups with finite classes of conjugate subgroups.}, journal = {Mathematische Zeitschrift}, volume = {62}, year = {1955}, pages = {76-96}, zbl = {0064.25201}, url = {http://dml.mathdoc.fr/item/GDZPPN002385279} }
Neumann, B.H. Groups with finite classes of conjugate subgroups.. Mathematische Zeitschrift, Tome 62 (1955) pp. 76-96. http://gdmltest.u-ga.fr/item/GDZPPN002385279/