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.