Herrero Olaizola, Juan, Francisco Javier Rodríguez Díaz, and Gonzalo Musitu Ochoa. 2014. “Comparing Intergroup Contact Effects on Blatant and Subtle Prejudice in Adolescents: A Multivariate Multilevel Model”. Psicothema 26 (Número 1):33-38. https://reunido.uniovi.es/index.php/PST/article/view/10214.