Parit Kanjanavirojkul and  Kiatwarakorn Keeratishananond and  Prapun Suksompong,  Implementation of SU-MIMO and MU-MIMOGTD-System under Imperfect CSI Knowledge.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2011, vol. 52(4). 547 - 551
    [viewed 21 January 2021]. Available from: https://publications.waset.org/pdf/7864.