Klaus Kopsa Harold Artés Gerald Matz Franz Hlawatsch Multiuser Space-Time Algorithms for Synchronization, Channel Estimation, and Data Detection in an Interference Monitoring System for UMTS/TDD Networks. 1973-1983 2007 55 IEEE Trans. Commun. 10 https://doi.org/10.1109/TCOMM.2007.906431 db/journals/tcom/tcom55.html#KopsaAMH07