Jabbar, Zinah J., and Dr. Loay E. George. “A Survey of Transform Coding for High-Speed Audio Compression”. Journal of Al-Qadisiyah for Computer Science and Mathematics, vol. 14, no. 1, Apr. 2022, pp. Comp Page 55 – 63, doi:10.29304/jqcm.2022.14.1.904.