Upa, C., & Pornprapa, K. (2022). FACTORS AFFECTING DECISION MAKING OF SELF-EMPLOYED TO BE INSURED UNDER SECTION 40 OF THE SOCIAL SECURITY ACT CASE STUDY: RATCHABURI PROVINCE. Journal of Graduate School of Commerce-Burapha Review, 17(1), 77–94. Retrieved from https://so02.tci-thaijo.org/index.php/GSC/article/view/250075