[1]
I. K. Sileh, A. A. Abdulkaf, M. K. Hussein, and S. M. Hardan, “Complex Signal Mapping for Improving Spectral Efficiency of Li-Fi Systems”, JTIT, vol. 77, no. 3, pp. 58–62, Sep. 2019, doi: 10.26636/jtit.2019.131719.