Chai, Hao Wei, and Noormaziah Jafferi. “Development of Drainage Cleaning Machine With Virtual Simulation”. Research Progress in Mechanical and Manufacturing Engineering 2, no. 2 (January 17, 2022): 11–20. Accessed May 8, 2024. https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/3618.