García, R. Robles, et al. “Evaluation of Suicide Risk in Children: Psychometric Properties of the Spanish Version of the Risk of Suicide Questionnaire (RSQ)”. Actas Españolas De Psiquiatría, vol. 33, no. 5, Sept. 2005, pp. 292-7, https://actaspsiquiatria.es/index.php/actas/article/view/1140.