Busch, Todd. “Quantitative Differences in Highway Noise Levels Due to Pavement Type: Impact on Modelling Future Noise Emissions”. Canadian Acoustics 45, no. 3 (August 20, 2017): 116–117. Accessed July 15, 2024. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/3157.