@article{GDZPPN002445557, title = {Arithmetic Fuchsian groups and the number of systoles.}, journal = {Mathematische Zeitschrift}, volume = {221}, year = {1996}, pages = {13-26}, zbl = {0867.30032}, url = {http://dml.mathdoc.fr/item/GDZPPN002445557} }
Schmutz, Paul. Arithmetic Fuchsian groups and the number of systoles.. Mathematische Zeitschrift, Tome 221 (1996) pp. 13-26. http://gdmltest.u-ga.fr/item/GDZPPN002445557/