KACZKOWSKI, Zbigniew. International congress on ultrasonics (ICU–90). Archives of Acoustics, [S. l.], v. 16, n. 1, p. 190–191, 2025. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/4211. Acesso em: 28 apr. 2025.