1. NASA SP-189,29-52;Mangiarotty;Duct-lining materials and concepts,1968
2. Experiments on the influence of flow on sound attenuation in absorbing ducts;Meyer;Journal of the Acoustical Society of America,1958
3. On the measurement of the local acoustic impedance of the walls of flow ducts and its use in predicting sound attenuation;Dean,1972
4. The design of reactive silencers for internal combustion engines;Adams,1974
5. Resonance effects in wake shedding from parallel plates: some experimental observations;Parker;Journal of Sound and Vibration,1966