| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Galactic Bulges: Proceedings of the 153th Symposium of the International Astronomical Union, Held in Ghent, Belgium, August 17–22, 1992 | 978-O-7923-2425-6 (O-7923-2425-O) | 1993 | Harm J. Habing |