Shaina Nagpal and  Amit Gupta,  Analysis of Advanced Modulation Format Using Gain and Loss Spectrum for Long Range Radio over Fiber System.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2017, vol. 126(6). 670 - 673
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/10007258.