Importante! Sobre el catálogo
| International Astronomical Union. General Assembly 22da 1994 The Hague, Netherlands. | ||||
| 1. | Proceedings of the twenty-second General Assembly, The Hague 1994 / edited by Immo Appenzeller. | 1996 | Libro |
006.528
|
| International Astronomical Union. Symposium (122°: 1986 : Heidelberg, Alemania) | ||||
| 2. | Circumstellar matter : proceedings of the 122nd Symposium of the International Astronomical Union held in Heidelberg, F.R.G., June 23-27, 1986 / edited by I. Appenzeller and C. Jordan. | 1987 | Libro |
006.109
|
| Autores varios | ||||
| 3. | Highlights of astronomy : as presented at the XXIInd General Assembly of the IAU, 1994. | 1995 | Libro |
006.760
|