@inproceedingsVu_Haeb-Umbach_2013, title=Using the turbo principle for exploiting temporal and spectral correlations in speech presence probability estimation, DOI=10.1109/ICASSP.2013.6637771, booktitle=38th International Conference on Acoustics, Speech and Signal Processing (ICASSP 2013), author=Vu, Dang Hai Tran and Haeb-Umbach, Reinhold, year=2013, pages=863–867 

@articleWindmann_Haeb-Umbach_2009, title=Approaches to Iterative Speech Feature Enhancement and Recognition, volume=17, DOI=10.1109/TASL.2009.2014894, number=5, journal=IEEE Transactions on Audio, Speech, and Language Processing, author=Windmann, Stefan and Haeb-Umbach, Reinhold, year=2009, pages=974–984