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Continue to ChatSound Diffraction from a Semi Infinite Circular Cylindrical Duct with Outer Wall Impedance - https://avesis.marmara.edu.tr/publication/details/d3843d69-e6af-4d78-911d-a6743b014c57/sound-diffraction-from-a-semi-infinite-circular-cylindrical-duct-with-outer-wall-impedance