ENGEL, Z.; PLEBAN, D.; STRYCZNIEWICZ, L. Investigation of emmision sound pressure using inversive method. Archives of Acoustics, [S. l.], v. 27, n. 4, 2002. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/433. Acesso em: 25 apr. 2025.