- Author: Elenga M'Buyinga
- Language: English
- Year: 1982
- Author: Luis Ángel Domínguez Moreno
- Language: Spanish
- Year: 2003
- Author: Manuel Chu Rubio
- Language: Spanish
- Year: 2015
- Author: Juan Egoavil Vera
- Language: Spanish
- Year: 2017
- Author: Carlos Paredes Diaz Kenji Moreno Huaccha
- Language: Spanish
- Year: 2019
- Author: Irina Montes de Oca González, Lucía Risco McGregor
- Language: Spanish
- Year: 2016
- Author: PAU FONSECA I CASAS JOSEP CASANOVAS
- Language: English
- Year: 2010
