References
- Theoretical Acoustics P.M.Morse;K.U.Ingard
- Phil. Mag., ser. 7 v.30 Some Acoustical Source-Observer Problems S.W.Redferan
- Memoirs of Foculty of Eng. v.11 Noise Reducation by Screens Z.Maekawa
- J. Opt. Soc. Am. v.52 Geometrical Theory of Diffraction J.B.Keller
- J. Acoust. Soc. Am. v.55 no.5 Diffraction of Sound around Corners and over Wide Barriers A.D.Pierce
- Acoustics : An Introduction to Its Physical Principles and Applications A.D.Pierce
- Handbook of Mathematical Functions M.Abramowits;I.A.Stegun(ed.)