Importante! Sobre el catálogo
| International Astronomical Union. Symposium. (169° : 1994 : Hague, Holanda) | ||||
| 1. | Unsolved problems of the Milky Way : proceedings of the 169th Symposium of the International Astronomical Union, held in The Hague, The Netherlands, August 23-29, 1994 / edited by Leo Blitz and Peter Teuben. | 1996 | Libro |
006.156
|
| Autores varios | ||||
| 2. | Extragalactic molecules. | 1981 | Libro |
158.031
|