1. 2) Kudo, H., Takahashi, H. & Shinozaki, K. : Annals of CIRP, 14(1967),465-471.
2. 3) Kudo, H. & Shinozaki, K. : ibid., 18(1970),327-333.
3. 4) Kudo, H. & Shinozaki, K. : Proc. Inter. Conf. Production Engineering, Part 1(1974),314-319.
4. 5) Shinozaki, K. & Kudo, H. : Annals of CIRP, 38-1(1989),253-256.
5. 11) Shinozaki, K. : Proceedings of 10th Asian Symposium on Precision Forging,(2007),100-109.