@article{01866007, title = {Another counterexample to a conjecture of Zassenhaus.}, journal = {Beitr\"age zur Algebra und Geometrie}, volume = {43}, year = {2002}, pages = {513-520}, zbl = {1046.20004}, language = {en}, url = {http://dml.mathdoc.fr/item/01866007} }
Hertweck, M. Another counterexample to a conjecture of Zassenhaus.. Beiträge zur Algebra und Geometrie, Tome 43 (2002) pp. 513-520. http://gdmltest.u-ga.fr/item/01866007/