@incollection{JohannsenHoeherPeitzmeieretal.2022, author = {Nils L. Johannsen and Peter A. Hoeher and Nikolai Peitzmeier and Dirk Manteuffel}, title = {M4 : multi-mode massive MIMO}, booktitle = {Wireless 100 Gbps and beyond : architectures, approaches and findings of German Research Foundation (DFG) Priority Programme SPP1655}, doi = {10.26127/BTUOpen-5912}, year = {2022}, }