1. 1) Internet home page of Daido Steel Co., Ltd. (www.daido.co.jp).
2. 2) T. Saburi: Shape Memory Materials, ed. by K. Otsuka and C. M. Wayman (Cambridge University Press, 1998) pp. 49–96.
3. 3) Y. Kishi, Z. Yajima and K. Shimizu: Proc. of China-Japan Bilateral Symposium on Shape Memory Alloys (C-J SMA ’97): Hangzhou, China, 1997, ed. by C. Youyi and K. Otsuka (International Academic Publishers, Beijing, P. R. China, 1998) pp. 75–80.
4. 4) Y. Kishi, Z. Yajima, K. Shimizu and K. Morii: Mater. Sci. and Eng. A, 273–275 (1999) 654–657.
5. 5) Y. Kishi, Z. Yajima, K. Shimizu and K. Morii: Proc. of the International Symposium and Exhibition on Shape Memory Materials (SMM ’99), Kanazawa, Japan, 1999, ed. by T. Saburi (Trans Tech Publications, Switzerland, 2000) pp. 123–126.