@article{02150493, title = {An algorithm for finding the Veech group of an origami.}, journal = {Experimental Mathematics}, volume = {13}, year = {2004}, pages = {459-472}, doi = {10.1080/10586458.2004.10504555}, zbl = {1078.14036}, language = {en}, url = {http://dml.mathdoc.fr/item/02150493} }
Schmithüsen, Gabriela. An algorithm for finding the Veech group of an origami.. Experimental Mathematics, Tome 13 (2004) pp. 459-472. doi : 10.1080/10586458.2004.10504555. http://gdmltest.u-ga.fr/item/02150493/