Vol. 925 Chudnovsky, David; Chudnovsky, Gregory (Eds.)   
The Riemann Problem, Complete Integrability and Arithmetic Applications: Proceedings of a Seminar held at the Institut des Hautes Estudes Scientifiques, Bures-sur Yvette, France, and at Columbia University, New York, U.S.A., 1979-1980
QA379 S44 1979-1980