Mohammad Razi, M. A. “Characterization of Free Surface Hydraulics Flow Over Sharp-Crested Weir in a One-Dimensional HEC-RAS Model”. International Journal of Integrated Engineering, Vol. 12, no. 4, May 2020, pp. 319-27, https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/6320.