Panta, Jariya, Poompat Saengudomlert, and Karel L. Sterckx. 2022. “Efficient User Grouping for MU-MIMO Visible Light Communications Based on Block Diagonalization”. ECTI Transactions on Electrical Engineering, Electronics, and Communications 20 (3):329-38. https://doi.org/10.37936/ecti-eec.2022203.247510.