1. An article in New Technol. Japan, 1999, vol. 26 (12), pp. 2–5.
2. K. Wakimoto, H. Nakamura, M. Fujii, Y. Yamamoto, K. Nemoto, and K. Tomioka: NKK Technical Report no. 160, 1997, p. 12.
3. H. Toyota, M. Hasegawa, S. Oh-yama, K. Wakimoto, T. Ariyama, M. Asanuma, and M. Iwase: Steel Res. Int., 2006, vol. 77, no. 6, pp. 379-84.
4. O. Kubashewski and C.B. Alcock: Metallurgical Thermochemistry, 4th ed., Pergamon Press, New York, NY, 1979, pp. 267-323.
5. D.J. Sosinsky and I.D. Sommerville: Metallurgical Slags and Fluxes, Eds. H.A. Fine and D.R. Gaskell, The Metallurgical Society of AIME, Warrendale, PA, 1984, pp. 1015-26.