Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MS2_1959__7_165713, author = {B.H. Neumann and G. Baumslag and W.W. Boone}, title = {Some {Unsolvable} {Problems} about {Elements} and {Subgroups} of {Groups.}}, journal = {Mathematica Scandinavica}, pages = {191--201}, publisher = {mathdoc}, volume = {7}, year = {1959}, zbl = {0104.00704}, url = {http://geodesic.mathdoc.fr/item/MS2_1959__7_165713/} }
B.H. Neumann; G. Baumslag; W.W. Boone. Some Unsolvable Problems about Elements and Subgroups of Groups.. Mathematica Scandinavica, Tome 7 (1959), pp. 191-201. http://geodesic.mathdoc.fr/item/MS2_1959__7_165713/