- Author: Sienho Yee
- Language: English
- Author: Benedetto Conforti
- Language: English
- Author: Jan Klabbers, Jarna Petman
- Language: English
- Year: 2003
- Author: Karen da Costa
- Language: English
- Year: 2012
- Author: M. Dahmani
- Language: English
- Year: 1987
- Author: Jose A. de Yturriaga
- Language: English
- Year: 1997
- Author: Linos-Alexandre Sicilianos, Laura Forlati
- Language: English
- Year: 2004