Computational Methods for Representations of Groups and Algebras: Euroconference in Essen (Germany), April 1–5, 1977

Quadratic Forms in Infinite Dimensional Vector Spaces

The Geometry of Hamiltonian Systems: Proceedings of a Workshop Held June 5–16, 1989

Cohomological Theory of Dynamical Zeta Functions

Moduli of Abelian Varieties

Cohomological Methods in Homotopy Theory: Barcelona Conference on Algebraic Topology, Bellatera, Spain, June 4–10, 1998