Barrera, M. L. de la, D. Donolo, and M. C. Rinaudo. “Risk of Dementia and Education Levels: When to Learn Is Healthier of That Than We Think”. Anales De Psicología / Annals of Psychology, Vol. 26, no. 1, 1, pp. 34-40, https://revistas.um.es/analesps/article/view/91941.