FILIPCZYŃSKI, L. Proceedings of the Conference on Ultrasound in Biology and Medicine – UBIOMED VI. Archives of Acoustics, [S. l.], v. 9, n. 1-2, p. 3, 1984. Disponível em: https://acoustics.ippt.gov.pl/index.php/aa/article/view/3180. Acesso em: 4 mar. 2026.