CHAROENSAK, P.; SUKONTAMARN, P. HAPPINESS Model (9 Elements of Happiness for Older) A Model of Happiness for Thai Older Workers. Ph.D. in Social Sciences Journal, [S. l.], v. 15, n. 1, p. 40–57, 2025. Disponível em: https://so05.tci-thaijo.org/index.php/phdssj/article/view/274628. Acesso em: 20 sep. 2026.