Faisal Al-Irhaim, Yusra, یسرى, Ahmad Mohammd Suliman, and أحمد. 2025. “Sound Signal De-Noising Using Wavelet Transform”. AL-Rafidain Journal of Computer Sciences and Mathematics 9 (2):143-57. https://rjps.uomosul.edu.iq/index.php/csmj/article/view/19796.