Ruipérez Rodríguez, Mª Ángeles, Rosa Mª Baños Rivera, Amparo Belloch Fuster, and Myriam Gallardo Pérez. 1999. “Attentional biases and vulnerability to depression”. The Spanish Journal of Psychology 2, nº January:: 11. https://revistas.ucm.es/index.php/SJOP/article/view/SJOP9999110011A