Md Yazid, Mohamad Helmi Firdaus, and Zarina Md Ali. 2024. “Penentuan Pekali Kekasaran Di Saliran Kampung Parit Bengkok”. Recent Trends in Civil Engineering and Built Environment 5 (1): 74-82. https://periodical.uthm.edu.my/index.php/rtcebe/article/view/6004.