@article{10_1017_S0017089500004109, author = {Wiegold, James}, title = {A problem in lie rings}, journal = {Glasgow mathematical journal}, pages = {139--142}, year = {1980}, volume = {21}, number = {1}, doi = {10.1017/S0017089500004109}, url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500004109/} }