- Author: Giovanni Vignale
- Language: English
- Year: 2011
- Author: Gabriele Giuliani Giovanni Vignale
- Language: English
- Year: 2005
- Author: Gabriele Giuliani Giovanni Vignale
- Language: English
- Year: 2005
- Author: Gabriele Giuliani Giovanni Vignale
- Language: English
- Year: 2005