HETU, R.; DENIS, S. A Field Investigation of Conditions Governing the Use of Auditory Warning Signals in Industry. Canadian Acoustics, [S. l.], v. 23, n. 3, p. 17–18, 1995. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/922. Acesso em: 14 apr. 2024.