- Author: Lapavitsas Costas
- Language: English
- Year: 2013
- Author: Lapavitsas Costas
- Language: English
- Year: 2013
- Author: Annunziata Marco
- Language: English
- Year: 2011
- Author: Tirole Jean
- Language: English
- Year: 2002
- Author: Hogg Christopher
- Language: French
- Year: 2012