M. M. Qasaymeh and  M. A. Khodeir,  Blind Channel Estimation for Frequency Hopping System Using Subspace Based Method.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2015, vol. 100(4). 959 - 962
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10001229.