NOVAK, C.; ULE, H.; GASPAR, R. Comparative investigation of muffler models. Canadian Acoustics, [S. l.], v. 29, n. 4, p. 22–24, 2001. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1415. Acesso em: 13 may. 2024.