1. W.J. Moore:J. Met., 1982, vol. 34 (6), pp. 39–48.
2. J. Hartwig, D. Neuschutz, D. Radkc, and W.D. Röpke:Ironmaking and Steelmaking, 1983, vol. 10 (3), pp. 124–29.
3. J.A. Innes, R.E. Turner, R.C. Rusden, D.K. Philip, and K. Brotzman:Proc. 13th Congress, Council of Mining and Metallurgical Institutions, Singapore, Australas. Inst. Min. Metall., May 11–16, 1986, vol. 4, pp. 87–92.
4. C.L. Axelsson, D. Kaufmann, and K. Torssell:Scand. J. Metall., 1988, vol. 17, pp. 30–37.
5. H. Nakajima, S. Anezaki, S. Okamura, M. Sueyasu, S. Furujo, and K. Okane:Trans Iron SteelInst. Jpn., 1983, vol. 23, p. B-6.