@article{GDZPPN002076985, title = {On Hall's Third Definition of Group.}, journal = {Elemente der Mathematik}, volume = {24}, year = {1969}, pages = {115-115}, zbl = {0214.27401}, url = {http://dml.mathdoc.fr/item/GDZPPN002076985} }
(éd.). On Hall's Third Definition of Group.. Elemente der Mathematik, Tome 24 (1969) p. 115. http://gdmltest.u-ga.fr/item/GDZPPN002076985/