Keith, S., S. Bly, and T. Kelsall. “A Preview of the Draft CSA Guideline - Noise Emission Declarations for Machinery”. Canadian Acoustics 29, no. 3 (September 1, 2001): 110–111. Accessed May 14, 2026. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1405.