@article{GDZPPN002109123,
title = {The Laplace operator on hyperbolic three manifolds with cusps of non-maximal rank.},
journal = {Inventiones mathematicae},
volume = {104},
year = {1991},
pages = {295-334},
zbl = {0763.58028},
url = {http://dml.mathdoc.fr/item/GDZPPN002109123}
}
Froese, R.; Hislop, P.; Perry, P. The Laplace operator on hyperbolic three manifolds with cusps of non-maximal rank.. Inventiones mathematicae, Tome 104 (1991) pp. 295-334. http://gdmltest.u-ga.fr/item/GDZPPN002109123/