Somsri, W. and Yomchinda, L. (2023) “Factors Influencing Financial Planning for Retirement of Personnel at Ombudsman’s Office”, Doctor of Philosophy in Social Sciences Journal, 2(1), pp. 50–64. available at: https://so08.tci-thaijo.org/index.php/dpssj/article/view/1693 (accessed: 3 October 2026).