Hetu, R., R. Phaneuf, and C. Marien. “Non-Acoustic Environmental Factor Influences on Occupational Hearing Impairment: A Preliminary Discussion Paper”. Canadian Acoustics 15, no. 1 (January 1, 1987): 17–31. Accessed April 24, 2024. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/572.