WASET
    Ayad A. Abdulkafi and  Shahir F. Nawaf and  Mohammed K. Hussein and  Ibrahim K. Sileh and  Fouad A. Abdulkafi,  Pilot-Assisted Direct-Current Biased Optical Orthogonal Frequency Division Multiplexing Visible Light Communication System .   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2019, vol. 151(7). 461 - 465
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10010551.