SUN, Pengfei, and Jun QIN. “Wavelet Packet Transform Based Speech Enhancement via Two-Dimensional SPP Estimator With Generalized Gamma Priors”. Archives of Acoustics 41, no. 3 (September 30, 2016): 579–590. Accessed April 18, 2026. http://acoustics.ippt.gov.pl/index.php/aa/article/view/1702.