Perona Garcelán, Salvador, and Carlos Cuevas Yust. “Effectiveness of Individual Cognitive Behavioral Therapy Applied to Psychotic Symptoms: 2. Randomized Controlled Trials”. Apuntes de Psicología 17, no. 3 (November 26, 1999): 249–274. Accessed October 26, 2026. https://apuntesdepsicologia.es/index.php/revista/article/view/1288.