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- Language: English
- Year: 2002
- Author: Nils J Nilsson
- Language: English
- Year: 1998
- Author: Gary B. Fogel David W. Corne
- Language: English
- Year: 2002
- Author: Worth Martin William Spears Worthy N. Martin
- Language: English
- Year: 2001
- Author: Rina Dechter
- Language: English
- Year: 2003
- Author: Wolfgang Banzhaf Peter Nordin Robert E. Keller Frank D. Francone
- Language: English
- Year: 1997
- Author: Ian Watson
- Language: English
- Year: 2003
- Author: Ian Watson
- Language: English
- Year: 2003