1. K. Ito and R.J. Fruehan:Metall. Trans., 1989, vol. 20B, p. 509–514.
2. R. Jiang and RJ. Fruehan:Metall. Trans., 1991, vol. 22B, p. 481–489.
3. R. Roth, R. Jiang, and R.J. Fruehan:Trans. Iron Steel Inst., 1992, Nov., pp. 55–63.
4. Y. Zhang and R.J. Fruehan:Metall. Mater. Trans. B, 1995, vol. 26, pp. 000-.
5. M. Matsuo:Tetsu-to-Haganeá, 1986, vol. 72, p. S970 (in Japanese).