Patlada Chaipoon, Boontham Racharak, and Ubonwan Khunthong. “An Efficiency Analysis of Value Added Tax Collection of Area Revenue Offices in the Central Region Provinces”. SSRU International Journal of Management Science (IJMS) 11, no. 1 (April 22, 2024). accessed September 20, 2026. https://so10.tci-thaijo.org/index.php/ssru/article/view/2611.