LENIOWSKA, L.; RDZANEK, W.; WITKOWSKI, P. Mutual acoustic impedance of circular sources with parabolic vibration velocity distribution for high frequencies. Archives of Acoustics, [S. l.], v. 17, n. 3, p. 425–431, 2014. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/1198. Acesso em: 25 apr. 2025.