Ferhat, Zuhair, and Saizalmursidi Md Mustam. “Automatic Flood Barrier Monitoring System Using Programmable Logic Controller”. Evolution in Electrical and Electronic Engineering, vol. 4, no. 1, May 2023, pp. 55-64, https://publisher.uthm.edu.my/periodicals/index.php/eeee/article/view/10057.