1. Winzer, G. and Engel, K., Proceedings of the Metal Society Conference-Coal Coke and the Blast Furnace, Middlesbrough, 1977, p. 27.
2. Chang, M.C., Denton, G.H., and Bayer, J.L., Iron making Conference Proc., Pittsburgh, 24, 1965, p. 109.
3. Mott, R.A. and Wheeler, R.V., Coke for Blast Furnace, London: The Colliery Guardian Co. Ltd., 1930, p. 12.
4. Tucker, J., Everitt, G., and Hall, G., Iron Making Conference Proc., 1991, p. 211.
5. Cloke, M., Hanson, S., Oyemogum, A., and Patrick, J.W., 12th International Conference on Coal Science 2nd–6th November, Cairns Australia, 2003, p. 1.