@article{01428674, title = {Generators of order two for }, journal = {Beitr\"age zur Algebra und Geometrie}, volume = {41}, year = {2000}, pages = {223-231}, zbl = {0961.20005}, language = {en}, url = {http://dml.mathdoc.fr/item/01428674} }
Brinkman, John. Generators of order two for . Beiträge zur Algebra und Geometrie, Tome 41 (2000) pp. 223-231. http://gdmltest.u-ga.fr/item/01428674/