J. RUBACHA, A. PILCH, and M. ZASTAWNIK, “Measurements of the Sound Absorption Coefficient of Auditorium Seats for Various Geometries of the Samples”, Arch. Acoust., vol. 37, no. 4, pp. 483–488, Dec. 2012, Accessed: Feb. 25, 2026. [Online]. Available: https://acoustics.ippt.pan.pl/index.php/aa/article/view/77