Sánchez-navarro, Juan Pedro, José María Martínez-selva, Francisco Román, y Ginesa Torrente. «Psychophysiological, behavioral, and cognitive indices of the emotional response: a factor-analytic study». The Spanish Journal of Psychology, vol. 11, vol. 11, n.º 1, 2008, pp. 16-25, https://revistas.ucm.es/index.php/SJOP/article/view/SJOP0808120016A.