Gendron, P. J. “Sparse Broadband Acoustic Response Estimation via a Gaussian Mixture Model With Application to M-Ary Orthogonal Signaling”. Canadian Acoustics, vol. 40, no. 1, Mar. 2012, pp. 39-52, https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2505.