Charernporn , Kanyaporn, Supawit Ditjareoan, Poponsan Photipithak, Tinnakorn Chaumphong, and Kantima Phueaktai. “ Nakhon Sawan Proveince”. Nimitmai Review Journal 7, no. 3 (December 31, 2024): 220–233. accessed April 16, 2025. https://so04.tci-thaijo.org/index.php/nmrj/article/view/276934.