Wisetchai, Shanasuek. “King Mongkut’s Political Stability during the Era of Colonialism”. Journal of Multidisciplinary in Social Sciences 18, no. 3 (May 8, 2023): 1–8. accessed September 11, 2026. https://so03.tci-thaijo.org/index.php/sduhs/article/view/268303.