1. N.A. Barcza, A. Koursaris, J.B. See, and W.A. Gericke: 37th Electric Furnace Conf. Proc., Detroit, MI, 1979, AIME, Warrendale, PA, 1979, pp. 19–33
2. S. Yoneka, K. Harada, K. Kojima, and K. Nakagawa: INFACON '80, 2nd Int. Ferro-Alloy Congr., Lausanne, Switzerland, IPFEO, Lausanne, Switzerland, 1980, pp. 386–99
3. Eli Ringdalen: Ph.D. Thesis, NTNU, Trondheim, Norway, 1999, pp. 153–58
4. S.E. Olsen and M. Tangstad: INFACON X, Cape Town, South Africa, SAIMM, Marshalltown, South Africa, 2004, pp. 231–38
5. J.H. Downing and L. Urban: J. Met., 1966, Mar., pp. 337–44