KERDDET, M.; SINTUSIRI, K.; SENAMITR, T.; KHAMSAN, C. The effect of being an insured person under Section 39 of the Social Security Act, in the case of Old-age pension benefits. Journal of Faculty of Humanities and Social Sciences Thepsatri Rajabhat University , [S. l.], v. 16, n. 1, p. 247–264, 2025. Disponível em: https://so01.tci-thaijo.org/index.php/truhusocjo/article/view/276797. Acesso em: 16 sep. 2026.