Tentative Method for Calculation of the Sound Field About a Source Over Ground Considering Diffraction and Scattering Into Shadow Zones

Author:	Pridmore-Brown, David C.
Year:	1956
Document Type:	N/A
Series:	NACA Technical Notes
Report Number:	NACA-TN-3779
Link:	https://digital.library.unt.edu/ark:/67531/metadc56018/