Boyer, Sylvain, Franck Sgard, and Frédéric Laville. “Development of an Equivalent Solid Model to Predict the Vibroacoustic Behaviour of Earmuff Cushions”. Canadian Acoustics 39, no. 3 (September 1, 2011): 96–97. Accessed April 23, 2024. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2428.