Sri-Amporn, Winai, Chakri Kiemkratok, Thanakorn Saenwong, and Tawatchai Ratanaprapan. 2013. “Determination of Trapezoidal Sharp-Crested Weir Coefficient”. Engineering and Applied Science Research 29 (1-2):27-36. https://ph01.tci-thaijo.org/index.php/easr/article/view/6517.