1. Acoustic wave propagation in a sheared fluid contained in a duct;Mungur;Journal of Sound and Vibration,1969
2. Influence of flow and high sound levels on the attenuation in a lined duct;Vaidya,1969
3. P. Mungur 1970 Personal communication.
4. Sound attenuation in lined ducts containing subsonic mean flow;Tester,1972
5. The propagation and attenuation of sound in lined ducts containing uniform or “plug” flow;Tester,1973