PRASETIYO, I.; SARWONO, J.; SIHAR, I. Study on inhomogenous perforation thick micro-perforated panel sound absorbers. Journal of Mechanical Engineering and Sciences, Kuantan, Malaysia, v. 10, n. 3, p. 2350–2362, 2016. DOI: 10.15282/jmes.10.3.2016.12.0218. Disponível em: https://journal.ump.edu.my/jmes/article/view/7838. Acesso em: 18 may. 2025.