Pisailert, S. (2021) “Building and Maintaining Pheu Thai Party’ Electoral Base in Chiang Rai Province During 2001-2019”, Political Science and Public Administration Journal, 12(2), pp. 97–122. available at: https://so05.tci-thaijo.org/index.php/polscicmujournal/article/view/241102 (accessed: 15 September 2026).