Fang-Ming Wang Peter Kabal Ravi Prakash Ramachandran Douglas D. O'Shaughnessy Frequency domain adaptive postfiltering for enhancement of noisy speech. 41-56 1993 12 Speech Commun. 1 https://doi.org/10.1016/0167-6393(93)90017-F db/journals/speech/speech12.html#WangKRO93