Predication of A Mathematical Model for A Hardness in Steel-52100. Journal of Engineering and Sustainable Development, [S. l.], v. 18, n. 5, p. 134–148, 2014. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/954.. Acesso em: 18 may. 2024.