Zavarce Armas, P. (2024) “Optimism: Healthy Character Trait And Protective Factor”, in Happiness and human well-being:: Insights from reflection, research and intervention in Latin America. Colombia,CO: Sello Editorial UNAD (Sociales, Artes y Humanidades), pp. 27–51. doi:10.22490/UNAD.9786287786240.1.