- Author: Telmo Pereira, Xavier Terradas Batlle, Nuno Bicho
- Language: English
- Year: 2017
- Author: I.R. Batlle, I R Batlle
- Language: English
- Year: 2005
- Author: Joaquim A. Batlle Ana Barjau Condomines
- Language: English
- Year: 2022
- Author: Joaquim A. Batlle Ana Barjau Condomines
- Language: English
- Year: 2022
- Author: Enrique Salesa Batlle
- Language: Spanish
- Year: 2013
- Author: Manuel Arturo Peña Batlle
- Language: Spanish
- Year: 1946
- Author: Joaquim A. Batlle Ana Barjau Condomines
- Language: English
- Year: 2020
- Author: Albert Batlle
- Language: Spanish
- Year: 2001
- Author: Agulló i Batlle Joaquim
- Language: Spanish
- Year: 2006