@article{GDZPPN002214849,
title = {Volumes of integral congruence hyperbolic manifolds.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {485},
year = {1997},
pages = {55-78},
zbl = {0873.11031},
url = {http://dml.mathdoc.fr/item/GDZPPN002214849}
}
Ratcliffe, John G.; Tschantz, Steven T. Volumes of integral congruence hyperbolic manifolds.. Journal für die reine und angewandte Mathematik, Tome 485 (1997) pp. 55-78. http://gdmltest.u-ga.fr/item/GDZPPN002214849/