1. Möbius Transformations in Several Dimensions;Ahlfors,1981
2. Finiteness theorems for Fuchsian and Kleinian groups;Greenberg,1977
3. The Analysis of Linear Partial Differential Operators I–IV;Hörmander,1983
4. The asymptotic distribution of lattice points in Euclidean and non-Euclidean spaces;Lax;J. Funct. Anal.,1982
5. Hodge Cohomology of Negatively Curved Manifolds;Mazzeo,1986