Othman, N. A. A. ., Z. Md Ali, and N. A. Ahmad. “A Laboratory Investigation on Flow Rate Coefficient for Compound Weir”. Journal of Advancement in Environmental Solution and Resource Recovery, vol. 2, no. 2, Dec. 2022, pp. 99-105, https://publisher.uthm.edu.my/ojs/index.php/jaesrr/article/view/12270.