Analysis and Material Balances of Pig Iron Plant using Energy Audit. International Journal of Current Engineering and Technology, [S. l.], v. 1, n. 4.Special, p. 90–94, 2016. Disponível em: https://ijcet.evegenis.org/index.php/ijcet/article/view/4172. Acesso em: 28 apr. 2026.