Carpio de los Pinos, Carmen, and Jesús Manuel Tejero González. 2014. “Eficacy of an intervention program on the prevention of violence in an institute of secondary education”. REOP - Revista Española de Orientación y Psicopedagogía 23 (2):123-38. https://doi.org/10.5944/reop.vol.23.num.2.2012.11453.