Cuadra Mendoza, H. E. and Fernández Paradas, A. R. (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. pp. 145–158. doi: 10.37467/gka-revedu.v9.2918.