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Methods of celestial mechanics
Dirk Brouwer, Gerald M. Clemence
Bok Engelsk 1961
The Rotation of the earth and atomic time standards : International Astronomical Union Symposium No. 11 held in Moscow, August 1958
edited by Dirk Brouwer
Bok Engelsk 1959
Coordinates of the five outer planets 1653-2060
by W.J. Eckert, Dirk Brouwer, G.M. Clemen...
Bok Engelsk 1951