Yuchen Mu Navneet Garg 0001 Tharmalingam Ratnarajah Communication-Efficient Federated Learning For Massive MIMO Systems. 578-583 2022 WCNC https://doi.org/10.1109/WCNC51071.2022.9771851 conf/wcnc/2022 db/conf/wcnc/wcnc2022.html#MuGR22