GOLEC, M.; GOLEC, Z. Application of the frequency analysis of acoustic emission in the study of the metal alloy solidification. Archives of Acoustics, [S. l.], v. 25, n. 1, p. 43–50, 2000. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/350. Acesso em: 26 apr. 2025.