Geometric and Topological Invariants of Elliptic Operators: Proceedings of the AMS-IMS-SIAM Joint Summer Research Conference Held July 23-29, 1988 with Support from the National Science Foundation and the U.S. Army Research Office

Index Theory of Elliptic Operators, Foliations, and Operator Algebras: Proceedings of AMS Special Sessions Held January 7, 1986 and April 11, 1986