Intecha, C., and N. Netpradit. “Factors Affecting the Decision to File Personal Income Tax Returns Online Among Taxpayers in Phayao Province”. RPU Journal of Business Administration, vol. 5, no. 1, June 2026, pp. 61-80, https://so03.tci-thaijo.org/index.php/RPUBAJOURNAL/article/view/303583.