MEKWILAI, W.; RATTANJAN, N.; SUKYIRAN, P.; UDOMSRI, S.; INTHARACHAT, S. Effectiveness of a Positive Psychology-Based Happiness Activity Guidebook. Journal of the Association of Researchers, [S. l.], v. 29, n. 4, p. 222–236, 2024. Disponível em: https://so04.tci-thaijo.org/index.php/jar/article/view/275851. Acesso em: 16 sep. 2026.