1. Y. Sundberg:ASEA Journal, 1971, vol. 44, p. 71.
2. Secondary Steelmaking, Proc. Int. Conf., London, The Metals Soc., 1978.
3. B. E. Swannel:British Foundryman, 1978, vol. 71, p. 254.
4. J. P. Birat and J. Chone:Ironmaking and Steelmaking, 1983, vol. 10, p. 269.
5. H. S. Marr: Proc. of Symp. on “Metallurgical Applications of MHD”, The Metals Soc., 1982, p. 143.