TY  - RPRT
TI  - Analytical Lift Fan Noise Study
AU  - Rao, G. V. R.
AU  - Chu, W. T.
AU  - Digumarthi, R. V.
PY  - 1973
UR  - https://ntrs.nasa.gov/citations/19730022220
ID  - 19730022220
ER  -