Usaad, Nantaporn. “Zoning of Historic Area in Pol Song Kram Sub-district Nonsung District, Nakhonratchasima Province”. Academic MCU Buriram Journal 1, no. 1 (June 28, 2016): 72–86. accessed September 11, 2026. https://so06.tci-thaijo.org/index.php/ambj/article/view/241648.