García Fernández, Rubén, Alberto García Mozo, Juan Peña Martínez, and Alberto Muñoz Muñoz. 2017. “Perceptions and Attitudes above Sustainable Energy for Some Students of Secondary Education and Activities Proposal”. M+A. Revista Electrónica de Medioambiente 18 (2): 79-97. https://doi.org/10.5209/MARE.58367.