Metallographic Procedures and Analysis – A review. Periodicals of Engineering and Natural Sciences, [S. l.], v. 3, n. 2, 2015. DOI: 10.21533/pen.v3.i2.1828. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/1828. Acesso em: 3 aug. 2026.