MIRANDA LÓPEZ, Jorge. Historical development of the ores reduction - roasting process in Nichols-Herreshoff Multiple Hearth Furnaces. Chemical Technology, [S. l.], v. 45, p. 444–459, 2025. Disponível em: https://tecnologiaquimica.uo.edu.cu/index.php/tq/article/view/5487. Acesso em: 10 nov. 2026.