Application of Ultrasonic Spectral Analysis for the Study of Steels. The Eurasia Proceedings of Science, Technology, Engineering and Mathematics, [S. l.], v. 38, p. 459–469, 2025. DOI: 10.55549/epstem.1244. Disponível em: https://epstem.net/index.php/epstem/article/view/1244. Acesso em: 18 jan. 2026.