พรเจริญ ด. (2020) “CASUAL RELATIONSHIP MODEL TOWARD PROBLEMS ON INCOME TAXATION FROM MARRIED COUPLES IN THAILAND ”, Journal of the Association of Researchers, 17(3), pp. 136–150. available at: https://so04.tci-thaijo.org/index.php/jar/article/view/244285 (accessed: 11 September 2026).