1.
ZAMORSKI T, WYRZYKOWSKI R. Approximate methods for the solution of the equation of acoustic wave propagation in horns. Arch. Acoust. [Internet]. 2016 Mar. 7 [cited 2025 Apr. 26];6(3):237-85. Available from: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/3313