Gonzalez Tovar, Jose, Rosa Garza Sánchez, and Alicia Hernández Montaño. “Internal Structure of a Scale of Helplessness for Young People in Northern Mexico”. Actualidades en Psicología 33, no. 127 (November 28, 2019): 81-95. Accessed January 19, 2022. https://revistas.ucr.ac.cr/index.php/actualidades/article/view/33428.