1. K. Toda, B. Kawasaki, and T. Saiki, Iron and Steel Engineer, October 1973, pp. 44–47.
2. S. Osaka, N. Tanaka, K. Matsudo, Y. Fukuoka, and H. Ishioka, Iron and Steel Engineer, November 1980, pp. 67–72.
3. K. Uchida, K. Araki, H. Narita, S. Fukumaka, and T. Kurihara, “Process of Making High-Strength Cold-Rolled Steel Having Excellent Bake-Hardening Properties,” U.S. Patent No. 3,904,446, September 9, 1975, assigned to Nippon Kokan K.K.
4. K. Toda, S. Hanai, and B. Kawasaki, Sheet Metal Industries, 51(9), September 1974, pp. 586 and 589–590.
5. F. Yanagishima, H. Sunami, T. Irie, Y. Shimoyama, T. Haga, M. Suzuki, and Y. Ida, Kawasaki Steel Technical Report, No. 2, March 1981, pp. 1–13.