LIANG, Linyuan, Shuming CHEN, and Peiran LI. “A Rattle Signal Denoising and Enhancing Method Based on Wavelet Packet Decomposition and Mathematical Morphology Filter for Vehicle”. Archives of Acoustics 47, no. 1 (March 10, 2022): 43–55. Accessed January 13, 2025. https://acoustics3.ippt.pan.pl/index.php/aa/article/view/3362.