UNTIMANON, O. .; CHARI, C.; KAEOKAEMCHAN, Y. .; YOGYORN, D. . Calculating the Economic-Value added Return on Investment in Healthy, Safety, and Happy Workplace Project. Thailand Journal of Health Promotion and Environmental Health, [S. l.], v. 48, n. 1, p. 19–32, 2025. Disponível em: https://thaidj.org/index.php/for4d/article/view/16116. Acesso em: 7 oct. 2026.