@article{02206524, title = {On groups generated by two positive multi-twists: Teichm\"uller curves and Lehmer's number.}, journal = {Geometry \& Topology}, volume = {8}, year = {2004}, pages = {1301-1359}, doi = {10.2140/gt.2004.8.1301}, zbl = {1088.57002}, language = {en}, url = {http://dml.mathdoc.fr/item/02206524} }
Leininger, Christopher J. On groups generated by two positive multi-twists: Teichmüller curves and Lehmer's number.. Geometry & Topology, Tome 8 (2004) pp. 1301-1359. doi : 10.2140/gt.2004.8.1301. http://gdmltest.u-ga.fr/item/02206524/