Cohomology of arithmetic groups with infinite dimensional coefficient spaces

Transfer operators for Γ₀(n) and the Hecke operators for the period functions for PSL(2,Z)

An Ergodic Arnold-Liouville Theorem for Locally Symmetric Spaces

The dual horospherical Radon transform as a limit of spherical Radon transforms

Transfer operators and dynamical zeta functions for a class of lattice spin models

Comm. Math. Phys. 232 (2002), p. 19-58

The dynamical zeta function and transfer operators for the Kac-Baker model

to appear in Israel Conf. Proc. ``Complex Analysis and Dynamical Systems''

The dual horospherical Radon transform for polynomials

Moscow Math. J. 2 (2002), p. 113-126

Vector valued Riesz distributions on Euclidian Jordan algebras

J. Geom. Analysis 11 (2001), p. 43-75

Characterization of the Kantor-Koecher-Tits Algebra by a Generalized Ahlfors Operator

J. of Lie Theory 11 (2001), p. 415-426

The Plancherel Theorem for invariant Hilbert spaces

Mathematische Zeitschrift 237 (2001), p. 61-83

Geometric Hardy and Bergman spaces

Michigan Math. J. 47 (2000), p. 235-263

Weighted Bergman spaces associated to causal symmetric spaces

manuscripta math. 99 (1999), p. 151-180

Representations, characters, and spherical functions associated to causal symmetric spaces

J.Funct. Anal. 169 (1999), p. 357-390

Positive definite spherical functions on Ol'shanskii domains

Transactions AMS 352 (1999), p. 1345-1380

A conjugacy theorem for symmetric spaces

Math. Ann. 313 (1999), p. 785-791

Hardy spaces and analytic continuation of Bergman spaces

Bull. Soc. math. France 126 (1998), p. 435-482

Reproducing kernels on vector bundles

In "Lie Theory and its Applications in Physics II", H.-D. Doebner et al. Eds., World Scientific, Singapore 1998, p. 43-58