ENGEL, Zbigniew, Ryszard PANUSZKA, and Mieczysław MENŻYŃSKI. “A Vibroacoustic Model of a Reduction Line of a Gas Installation”. Archives of Acoustics 9, no. 4 (December 31, 1984): 291–304. Accessed March 4, 2026. https://acoustics.ippt.gov.pl/index.php/aa/article/view/3235.