@article{GDZPPN002103435,
title = {The smallest arithmetic hyperbolic three-orbi-fold.},
journal = {Inventiones mathematicae},
volume = {83},
year = {1986},
pages = {507-528},
zbl = {0643.57011},
url = {http://dml.mathdoc.fr/item/GDZPPN002103435}
}
Friedman, E.; Chinburg, T. The smallest arithmetic hyperbolic three-orbi-fold.. Inventiones mathematicae, Tome 83 (1986) pp. 507-528. http://gdmltest.u-ga.fr/item/GDZPPN002103435/