@article{TUW-226350, author = {Novak, Clemens and Matz, Gerald and Hlawatsch, Franz}, title = {IDMA for the Multiuser MIMO-OFDM Uplink: A Factor Graph Framework for Joint Data Detection and Channel Estimation}, journal = {IEEE Transactions on Signal Processing}, year = {2013}, volume = {61}, number = {16}, pages = {4051--4066}, url = {http://publik.tuwien.ac.at/files/PubDat_226350.pdf} }