M. . Orozco Guzmán, “Inaugural speech of the first international congress of psychology ‘current tendencies of the investigation in psychology’”, URP, vol. 3, no. 7, pp. 3–4, Apr. 2006, Accessed: Nov. 13, 2026. [Online]. Available: http://www.revistauaricha.umich.mx/index.php/urp/article/view/349