@article{1255630883, author = {Higman, D. G. and McLaughlin, J. E.}, title = {Geometric $ABA$-groups}, journal = {Illinois J. Math.}, volume = {5}, number = {1}, year = {1961}, pages = { 382-397}, language = {en}, url = {http://dml.mathdoc.fr/item/1255630883} }
Higman, D. G.; McLaughlin, J. E. Geometric $ABA$-groups. Illinois J. Math., Tome 5 (1961) no. 1, pp. 382-397. http://gdmltest.u-ga.fr/item/1255630883/