DOBRZAŃSKI, M. M. VI Winter School of molecular, quantum acoustics and hydroacoustics and ultrasounds. Archives of Acoustics, [S. l.], v. 2, n. 3, p. 231–232, 1977. Disponível em: https://acoustics.ippt.gov.pl/index.php/aa/article/view/3487. Acesso em: 4 mar. 2026.