@article{GDZPPN002077515, title = {On a Theorem of Burnside.}, journal = {Elemente der Mathematik}, volume = {25}, year = {1970}, pages = {136-137}, zbl = {0321.20017}, url = {http://dml.mathdoc.fr/item/GDZPPN002077515} }
Waall, R.W. van der. On a Theorem of Burnside.. Elemente der Mathematik, Tome 25 (1970) pp. 136-137. http://gdmltest.u-ga.fr/item/GDZPPN002077515/