Zai, D. B. A., S. Sami, M. . Shahzad, and R. Ali. “Determination of Acoustic Characteristics of Melamine Foam With Experimental Validation”. 2021. Canadian Acoustics, vol. 49, no. 4, July 2022, https://jcaa.caa-aca.ca/index.php/jcaa/article/view/3430.