@article{1178227374,
author = {Inoue, Katsumi},
title = {Poincar\'e series for discrete Moebius groups acting on the upper half space},
journal = {Tohoku Math. J. (2)},
volume = {44},
number = {1},
year = {1992},
pages = { 35-44},
language = {en},
url = {http://dml.mathdoc.fr/item/1178227374}
}
Inoue, Katsumi. Poincaré series for discrete Moebius groups acting on the upper half space. Tohoku Math. J. (2), Tome 44 (1992) no. 1, pp. 35-44. http://gdmltest.u-ga.fr/item/1178227374/