Tau, W. M., & Azmir, N. A. (2024). Analysis of Three Different Silencer Nozzles in Reducing Airgun Noise for Occupational Safety and Health by Using IMMI Software. Research Progress in Mechanical and Manufacturing Engineering, 5(2), 217-226. https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/16827