FODA, M.A. Axial nonlinear field of a vibrating circular transducer. Archives of Acoustics, [S. l.], v. 22, n. 1, p. 59–76, 2014. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/937. Acesso em: 25 apr. 2025.