Rezaul Azim and  Mohammad Tariqul Islam and  Norbahiah Misran,  Compact Planar Antenna for UWB Applications.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2010, vol. 43(7). 1070 - 1073
    [viewed 18 October 2019]. Available from: https://publications.waset.org/pdf/13441.