- Author: T. Gehrels
- Language: English
- Year: 1996
- Author: Scientific American
- Language: English
- Year: 1996
- Author: Scientific American
- Language: English
- Year: 1999
- Author: John (ed) Rennie
- Language: English
- Year: 1996
- Author: Scientific American
- Language: English
- Year: 1996
- Author: Scientific American
- Language: English
- Year: 1997
- Author: Scientific American
- Language: English
- Year: 1998
- Author: John (ed) Rennie
- Language: English
- Year: 1996
- Author: Scientific American
- Language: English
- Year: 1997
- Author: Scientific American
- Language: English
- Year: 1998