Kosmann-Schwarzbach, Y., et al (eds) Integrability of nonlinear systems proceedings of the CIMPA school, pondicherry university, india, 8-26 jan 1996 Ed by Y. Kosmann-Schwarzbach, et al - Berlin Springer 1997 - vii 377 - Lecture notes in physics 495 . ISBN: 3-540-63353-7 Dewey Class. No.: 14+12.04+10.01 / KOSM