Phoglad S, Kwanyou A, Chardchawarn S. Assessing the Effectiveness of Social Security Old Age Benefits. JMARD [internet]. 2022 Sep. 27 [cited 2026 Sep. 18];4(3):36-71. available from: https://he02.tci-thaijo.org/index.php/JMARD/article/view/258323