Partly reprinted from Celestial mechanics & dynamical astronomy, v.73, nos.1-4 (1999). _ t.p.
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Impact of modern dynamics in astronomy : proceedings of the IAU Colloquium 172 held in Namur (Belgium), 6-11 July 1998. ISBN 0792358422. Published by Kluwer Academic in 1999. Publication and catalogue information, links to buy online and reader comments.
