ISMAIL, M. I. I., & MD ARIFFIN, L. . (2022). Finding Sound Absorption Coefficients On Porous Absorber Material by Using COMSOL Simulation and Impedance Tube Method. Research Progress in Mechanical and Manufacturing Engineering, 2(2), 1069–1078. Retrieved from https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/4861