TY - BOOK AU - Dazord P ed. ED - Seminaire Sud Rhodanien de Geometrie( 6th : 1989 : Berkeley ) ED - Seminaire Sud Rhodanien de Geometrie 6th TI - Symplectic geometry,groupoids, and integrable systems : papers U1 - 516.36 PY - 1991/// CY - N Y PB - Springer Verlag KW - Integrable systems ER -