1. https://www.linkedin.com/pulse/why-powder-coating-doesnt-like-mill-scale-hrs-sean-scott.
2. https://www.doitpoms.ac.uk/tlplib/metal-forming-2/rolling.php.
3. Chatterjee, Amit.Sponge iron production by direct reduction of iron oxide. PHI Learning Pvt. Ltd., 2010.
4. Properties and features of direct reduced iron;Anameric;Miner. Process. Extr. Metall. Rev.,2007
5. Delport, Hendrikus Mattheus Wessels, The development of a DRI process for small scale EAF-based steel mills, PhD diss., Stellenbosch: Stellenbosch University, 2010.