- Author: Javier Romero
- Language: Spanish
- Year: 2017
- Author: Álvaro Javier Romero López
- Language: Spanish
- Year: 2014
- Author: Javier Romero
- Language: Spanish
- Year: 2020
- Author: Álvaro Javier Romero López
- Language: Spanish
- Year: 2012
- Author: Melvy Graciela Ormaeche Macassi, Javier Romero, Dionicia Maldonado, Luis A Suárez, Rene Leiva
- Language: Spanish
- Year: 2010
- Author: Alvaro Javier Romero López
- Language: Spanish
- Year: 2013
- Author: Leon W. Couch, José Luis Cuevas Ruiz, Ricardo Javier Romero Elizondo
- Language: Spanish
- Year: 2008
- Author: I Scott MacKenzie, Raphael C-W Phan, Ricardo Javier Romero Elizondo
- Language: Spanish
- Year: 2007
- Author: Álvaro Javier Romero López
- Language: Spanish
- Year: 2010
- Author: Álvaro Javier Romero López
- Language: Spanish
- Year: 2009