W. P. RDZANEK, W. J. RDZANEK, and D. PIECZONKA, “The Acoustic Impedance of a Vibrating Annular Piston Located on a Flat Rigid Baffle Around a Semi-Infinite Circular Rigid Cylinder”, Arch. Acoust., vol. 37, no. 4, pp. 411–422, Oct. 2013, Accessed: Apr. 26, 2025. [Online]. Available: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/70