1. R. Alberny, L. Becker, J.P. Birat, P. Gosselin, M. Wanin, The 31st Electric Furnace Proceedings, ISS of AIME, 1973, pp. 111-136
2. Flemings M.C.,Scand. J. Metall.5(1976) 1-15
3. Goshima N., Mizota N.,Tetsu-to-Hagane4/69(1983) S263
4. J. J. Moore, I&SM, Oct., 1980, pp. 8-16