- Author: Agustín Basave Fernández del Valle
- Language: Spanish
- Year: 2005
- Author: Agustín Basave Fernández del Valle
- Language: Spanish
- Year: 1998
- Author: Agustín Basave Fernández del Valle
- Language: Spanish
- Year: 1998
- Author: Agustín Basave Fernández del Valle
- Language: Spanish
- Year: 1998
- Author: Agustín Basave Fernández del Valle
- Language: Spanish
- Year: 2001