thongchua, kitipong, and Wisuwat Taesombat. “A River Cross Section Survey by UAV Photogrammetry in Lam Pa Chi River, Kanchanaburi Province”. Rajamangala University of Technology Srivijaya Research Journal 14, no. 2 (August 29, 2022): 465–484. Accessed May 5, 2024. https://li01.tci-thaijo.org/index.php/rmutsvrj/article/view/248454.