The Moon
Astrometric Techniques: Proceedings of the 109th Symposium of the International Astronomical Union Held in Gainesville, Florida, U.S.A., 9–12 January 1984 (International Astronomical Union Symposia)
Dynamics of Satellites: COSPAR-IAU-IAG / IUGG-IUTAM Proceedings of a Symposium held in Prague, May 20-24, 1969 (IUTAM Symposia)
Exploration of the Planetary System
Planetary Nebulae (International Astronomical Union Symposia, 34)
Solar Gamma-, X-, and EUV Radiation
Solar Magnetic Fields (International Astronomical Union Symposia, 43)
The Upper Atmosphere Part IV of Solar-Terrestrial Physics/1970 Comprising the Proceedings of the International Symposium on Solar-Terrestrial Physics Held in Leningrad, U.S.S.R. 12–19 May 1970
Atmospheres of Earth and the Planets: Proceedings of the Summer Advanced Study Institute, Held at the University of Liège, Belgium, July 29―August 9, 1974 (Astrophysics and Space Science Library, 51)
New Problems in Astrometry