Klein, Johannes, Berndt Zeitler, and Bradford Gover. “Effects of a Concrete Topping and Modified Resilient Interlayers on Sound Transmission through a Concrete Floor”. Canadian Acoustics 38, no. 3 (September 1, 2010): 172–173. Accessed November 3, 2024. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2300.