KELSALL, T. Acoustics standards activity in Canada - 2011. Canadian Acoustics, [S. l.], v. 39, n. 4, p. 44–46, 2011. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2495. Acesso em: 30 nov. 2022.