RDZANEK, W. and RDZANEK, W. (2014) “The real acoustic power of a planar annular membrane radiation for axially-symmetric free vibrations”, Archives of Acoustics, 22(4), pp. 455–462. Available at: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/969 (Accessed: 25 April 2025).