Somayeh Komeylian,  Investigation of the Unbiased Characteristic of Doppler Frequency to Different Antenna Array Geometries.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
     2021, vol. 169(1). 1 - 6
    [viewed 13 May 2021]. Available from: https://publications.waset.org/pdf/10011713.