| Verfasser | Häufigkeit |
|---|---|
| Miller, Scott D. 1958- | 6 |
| Hubble, G. D. | 5 |
| Chow, Daryl | 3 |
| Duncan, Barry L. | 3 |
| Hubble, Mark A. | 3 |
| Hubble, Mark A. 1951- | 3 |
| Hubble, Deborah | 2 |
| Lipton, Laura | 2 |
| Bastick, C. | 1 |
| Beckmann, Geoffrey G. | 1 |
| Hubble, Dave | 1 |
| Koller, William C. 1945-2005 | 1 |
| Malins, Sam | 1 |
| Meara, Jolyon 1956- | 1 |
| Thompson, Clifford H. | 1 |