S. P. Pao

Recent Langley helicopter acoustics contributions

C. A. Powell, C. A. Powell, Homer G. Morgan, 1988 .

Prediction of ground effects on aircraft noise

S. P. Pao, P. B. Oncley, A. R. Wenzel, 1978 .

Prediction of Excess Attenuation Spectrum for Natural Ground Cover

S. P. Pao, 1972 .