1. A. Chatterjee, R. Singh, and B.D. Panday:Steel India, 1983, vol. 6, pp. 57–61.
2. C. Allan Baker, J. Alan Ridley, and H. Daniel Wilber:Start-Up of the Scaw Metal Direct Reduction Plant—AIME Conf., Chicago, IL, April 1984.
3. Annual Report of CSLS, Central Fuel Research Institute, Bihar India, 1982.
4. Direct Reduction of Iron Ore—A Bibliographical Survey, The Metals Society, London, 1979.
5. J. Mackenzie:Symp. of Chemical Engineering in Metallurgical Industries, Institution of Chemical Engineers, London, 1963, pp. 51–59.