Cool Stars with Excesses of Heavy Elements Proceedings of the Strasbourg Observatory Colloquium Held at Strasbourg, France, July 3–6, 1984
Pulsation and Mass Loss in Stars Proceedings of a Workshop Held in Trieste, Italy, September 14–18, 1987
Effects of Mass Loss on Stellar Evolution IAU Colloquium no. 59 Held in Miramare, Trieste, Italy, September 15–19, 1980
Binary and Multiple Stars as Tracers of Stellar Evolution Proceedings of the 69th Colloquium of the International Astronomical Union, Held in Bamberg, F.R.G., August 31 – September 3, 1981
Problems of Stellar Convection: Proceedings of the Colloquium No. 38 of the International Astronomical Union Held in Nice, August 16-20, 1976 (Lecture Notes in Physics)
Interstellar Magnetic Fields: Observation and Theory Proceedings of a Workshop, Held at Scholß Ringberg, Tegernsee, September 8–12, 1986
Stars and the Milky Way System Volume 2 Proceedings of the First European Astronomical Meeting Athens, September 4–9, 1972
Physical Processes in Fragmentation and Star Formation Proceedings of the Workshop on ‘Physical Processes in Fragmentation and Star Formation’, Held in Monteporzio Catone (Rome), Italy, June 5–11, 1989
Multiple Periodic Variable Stars Proceedings of the International Astronomical Union Colloquium No. 29, Held at Budapest, Hungary 1–5 September 1975
Wide Components in Double and Multiple Stars Proceedings of the 97th Colloquium of the International Astronomical Union held in Brussels, Belgium, 8–13 June, 1987