ENGEL, Zbigniew; WICIAK, Jerzy. Open Seminar on Acoustics OSA’2006. Archives of Acoustics, [S. l.], v. 31, n. 4(S), p. 7–7, 2014. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/1315. Acesso em: 26 apr. 2025.