- Author: Xavier Léon-Dufour
- Language: Italian
- Year: 1995
- Author: Xavier Léon-Dufour, Petr Kolář
- Language: Czech
- Year: 1991
- Author: Xavier Léon Dufour
- Language: Italian
- Year: 2006
- Author: Xavier Léon-Dufour
- Language: Italian
- Year: 2007
- Author: Xavier Léon-Dufour
- Language: French
- Author: Xavier Léon-Dufour
- Language: Spanish
- Year: 1982