Ihre Suche nach Theoretische Astronomie

Proceedings of the International Colloquium on Perspectives in High Energy and Astrophysics to Commemorate the Golden Jubilee Year of Tata Institute of Fundamental Research, Mumbai, India, August 12-17 1996

Gas Dynamical Treatment

The Motions of Planets Around the Sun

Proceedings of the IAU Colloquium 172 held in Namur (Belgium), 6-11 July 1998

Himmelsbeobachtungen und Streifzüge durch die moderne Astronomie

Die vierdimensionale Ereigniswelt der Relativitätstheorie

The Reference Catalogue for J2000

Die physikalische Welt der kosmischen Sonnen

Proceedings of an International Workshop Held in Crystal City, Virginia, USA, on 8 and 9 January 1990

Proceedings of the No. 117 Colloquium of the International Astronomical Union, Hvar, SR Croatia, Yugoslavia 1989