KELSALL, T. Canadian standards association activity in acoustics 2003 update. Canadian Acoustics, [S. l.], v. 31, n. 4, p. 19–22, 2003. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1573. Acesso em: 1 may. 2026.