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Dynamics of the Solar System formatIsbn:Softcover - 9789027709776 Das Pionier-Prinzip ist das ResultatB. G. Marsden Harvard Smithsonian Center for Astrophysics Cambridge, MA 02138, U. S. A. ! AU Symposium No. 81, "Dynamics of the Solar System", was held at the Hydrographic Office, Tokyo, Japan, during 23 26 May 1978. The Sym posium was cosponsored by COSPAR and IUTAM, and generous financial sup port was also provided by the Japan Society for the Promotion of Science. ! AU sponsorship was through Commissions 4, 7 and 20, and the Scientific Organizing