- Author: Winfried Hassemer
- Language: Portuguese
- Year: 2006
- Author: Winfried Hassemer
- Language: Portuguese
- Year: 2008
- Author: Winfried Hassemer
- Language: Portuguese
- Year: 2005
- Author: Winfried Hassemer
- Language: Spanish
- Year: 2005
- Author: Winfried Hassemer
- Language: Spanish
- Year: 2005
- Author: Winfried Hassemer
- Language: Spanish
- Year: 1999