Bate, A.E. (1930). "LX. (i.)The end-corrections of an open organ flue-pipe; and(ii.)The acoustical conductance of orifices". The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science. 10 (65): 617–632. doi:10.1080/14786443009461614. ISSN1941-5982.
Bate, A.E. (1930). "LX. (i.)The end-corrections of an open organ flue-pipe; and(ii.)The acoustical conductance of orifices". The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science. 10 (65): 617–632. doi:10.1080/14786443009461614. ISSN1941-5982.
Levine, Harold; Schwinger, Julian (1948). "On the Radiation of Sound from an Unflanged Circular Pipe". Physical Review. 73 (4): 383–406. doi:10.1103/PhysRev.73.383.ISSN0031-899X
Bate, A.E. (1930). "LX. (i.)The end-corrections of an open organ flue-pipe; and(ii.)The acoustical conductance of orifices". The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science. 10 (65): 617–632. doi:10.1080/14786443009461614. ISSN1941-5982.
Bate, A.E. (1930). "LX. (i.)The end-corrections of an open organ flue-pipe; and(ii.)The acoustical conductance of orifices". The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science. 10 (65): 617–632. doi:10.1080/14786443009461614. ISSN1941-5982.
Levine, Harold; Schwinger, Julian (1948). "On the Radiation of Sound from an Unflanged Circular Pipe". Physical Review. 73 (4): 383–406. doi:10.1103/PhysRev.73.383.ISSN0031-899X