Cuadra Mendoza, Hernan Enrique, and Antonio Rafael Fernández Paradas. 2021. “Being Happy in the 21st Century. Educational Programs for Psychological Well-Being”. EDU REVIEW. International Education and Learning Review Revista Internacional De Educación Y Aprendizaje 9 (2):pp. 145-158. https://doi.org/10.37467/gka-revedu.v9.2918.