1. T. E. Dancy:Met. Trans. B, 1977, vol. 8B, p. 201.
2. G. G. Carinci and D. C. Meissner:E/MJ Operating Handbook of Mineral Processing, 1976, p. 292.
3. K. Li:Blast Furnace, vol. 19, p. 153, Coke Oven and Raw Materials Committee, TMS-AIME, 1960.
4. S. P. Trushenski, K. Li and W. O. Philbrook:Met. Trans., 1974, vol 5, p. 1149.
5. S. P. Trushenski: Ph.D. Thesis, Carnegie-Mellon University., Pittsburgh, PA, 1971.