1. Noise and Acoustic Fatigue in Aeronautics;Richards,1968
2. A review of the sound generating mechanisms in aircraft engine, fans and compressors;Morfey,1968
3. Attenuation of sound in softwalled circular ducts;Rice,1968
4. Acoustic wave propagation in a sheared fluid contained in a duct;Mungur;J. Sound Vib.,1969
5. Basic Noise Research Conference;Mungur,1969