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NASA LeRC's acoustic fill effect test program and results [microform] : William O. Hughes ... [et al.] ; prepared for the 65th Shock and Vibration Symposium ; sponsored by SAVIAC, San Digeo, California, October 31-November 1994.
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[Washington, D.C.] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
1995
0 resources
Refraction of sound emitted near solid boundaries from a sheared jet [microform] / Loren H. Dill and Ayo A. Oyediran, Eugene A. Krejsa.
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[Cleveland, Ohio] : National Aeronautics and Space Administration, Lewis Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1998]
1998
0 resources
Acoustic treatment design scaling methods [microform].
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Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1999-
1999-present
0 resources
Vortex/body interaction and sound generation in low-speed flow / Hsiao C. Kao.
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Cleveland, Ohio : National Aeronautics and Space Administration, Lewis Research Center, September 1998.
1998-9
1 resource
Available online
https://purl.fdlp.gov/GPO/gpo83124