M. Javid Asad and  M. Zafrullah and  Mian Shahzad Iqbal,  Reconfigurable Circularly Polarized Compact Short Backfire Antenna.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2010, vol. 41(5). 838 - 842
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/14627.