KELSALL, T. Acoustics standards activity in Canada - 2009. Canadian Acoustics, [S. l.], v. 37, n. 4, p. 31–32, 2009. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2210. Acesso em: 29 mar. 2024.