- International Astronomical Union. Symposium (4)
- Acker, Agnès (1)
- Dejonghe, Herwig (1)
- Habing, H. J. (Harm Jan), 1937- (1)
- Kołaczek, Barbara (1)
- Krause, F. (1)
- Mueller, Ivan Istvan, 1930- (1)
- Rädler, K.-H (1)
- Rüdiger, Günther (1)
- Weinberger, R. (Ronald) (1)