Puente-Díaz, Rogelio, and Judith Cavazos-Arroyo. “Influence of Gratitude and Materialism on Two Different Conceptualizations of Subjective Well-Being”. Universitas Psychologica 18, no. 3 (October 16, 2019): 1–9. Accessed September 4, 2025. https://revistas.javeriana.edu.co/index.php/revPsycho/article/view/7470.