WOJTOWICKI, J.-L. Oberst Beam Excitation Using Piezo Electric Actuators. Canadian Acoustics, [S. l.], v. 28, n. 4, p. 40–41, 2000. Disponível em: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1351. Acesso em: 24 apr. 2024.