M. I. Youssef and  A. E. Emam and  M. Abd Elghany,  Direct Sequence Spread Spectrum Technique with Residue Number System.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2008, vol. 18(6). 1073 - 1080
    [viewed 16 April 2024]. Available from: https://publications.waset.org/pdf/9495.