1. 1) H. Hayashi: Current Status and Future of High Strength Steel Sheets in Autobody Manufacturing, J. JSTP 58 (2017) 99–104. doi:10.9773/sosei.58.99
2. 2) S. Keeler and M. Kimchi: Advanced High-Strength Steels Application Guidelines Version 5.0, (WorldAutoSteel, 2014).
3. 3) Japan Sheet Metal Forming Research Group: Handbook of Ease or Difficulty in Press Forming, Fourth Edition, (Nikkan Kogyo Shimbun, Tokyo, 2017) pp. 311–360.
4. 4) T. Urabe and Y. Hosoya: J. JSTP 46 (2005) 560–564.
5. 5) T. Nakagawa and K. Yoshida: J. JSTP 10 (1969) 665–671.