@BOOK{NAP19048, author = "National Research Council", title = "Removal of Noise From Noise-Degraded Speech Signals", doi = "10.17226/19048", url = "https://nap.nationalacademies.org/catalog/19048/removal-of-noise-from-noise-degraded-speech-signals", year = 1989, publisher = "The National Academies Press", address = "Washington, DC" }