Principles of a Defect Localisation in Nonlinear Ultrasonic Mixing Impulse Spectroscopy. Advances in Military Technology, [S. l.], v. 9, n. 2, p. 41–48, 2015. Disponível em: https://www.aimt.cz/index.php/aimt/article/view/1038.. Acesso em: 6 may. 2024.