Wong, Galen, and Murray Hodgson. “Measurement of the Effect of Fittings on Low-Frequency Sound in a Scale Model Workroom”. Canadian Acoustics 31, no. 3 (September 1, 2003): 90–91. Accessed May 8, 2026. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1565.