Mercier, B., A. L’Esperance, and J. Nicolas. “Vibratory Measurements to Estimate Mechanical Properties of Composite Materials”. Canadian Acoustics 23, no. 3 (September 1, 1995): 85-86. Accessed April 13, 2021. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/953.