GÉRARD, A.; PEARSON, M. Industrial application of simplesilence technology: Evaporator fan noise control. Canadian Acoustics, [S. l.], v. 40, n. 3, p. 56–57, 2012. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2537. Acesso em: 19 may. 2022.