M. . George Zia and S. . Akram Dawood, “Performance of DS-CDMA with Frequency-Domain Equalization over Frequency Selective Rayleigh Fading Channel”, J. eng. sustain. dev., vol. 13, no. 2, pp. 116–127, Jun. 2009, Accessed: Apr. 26, 2025. [Online]. Available: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1549