Bolduc, M., R. Panneton, N. Atalla, and J.-L. Wojtowicki. “Numerical and Experimental Characterization of the Transmission Loss of Complex Composite Panels”. Canadian Acoustics, vol. 28, no. 3, Sept. 2000, pp. 104-5, https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1311.