Zai, D. B. A., S. Sami, M. . Shahzad, and R. Ali. ‚ÄúDetermination of Acoustic Characteristics of Melamine Foam With Experimental Validation‚ÄĚ. Canadian Acoustics, vol. 49, no. 4, Dec. 2021, https://jcaa.caa-aca.ca/index.php/jcaa/article/view/3430.