- Author: Fernando Armas
- Language: Spanish
- Year: 1998
- Author: Fernando Armas
- Language: Spanish
- Year: 1998
- Author: Fernando Armas
- Language: Spanish
- Year: 2009
- Author: Fernando Armas Asín (ed.)
- Language: Spanish
- Year: 2009
- Author: Jesus Cosamalon, Fernando Armas, Jose Deustua, Martin Monsalve, Alejandro Salinas
- Language: Spanish
- Year: 2011