Aguilera-Velasco, M. de los Ángeles, Acosta-Fernández, M., Franco-Chávez, S. A., & Pozos-Radillo, B. E. (2017). Happiness: Cultural Meaning of the Concept in Elderly People without Social Security. Asian Journal of Social Sciences and Management Studies, 4(2), 88–93. https://doi.org/10.20448/journal.500.2017.42.88.93