Gómez- Molinero, Rocio, Antonio Zayas, Paula Ruíz-González, y Rocio Guil. «Optimism and Resilience Among University Students». Revista INFAD de Psicología. International Journal of Developmental and Educational Psychology. 1, no. 1 (abril 28, 2018): 147–154. Accedido mayo 1, 2024. https://revista.infad.eu/index.php/IJODAEP/article/view/1179.