1. Carlsson, B., Choice of tool materials for punching and forming of extra- and ultra-high strength steel sheet, Proc. 3rd Int. Conf. and Exhibition on Design and Production of Dies and Molds and 7th Int. Symp. on Advances in Abrasive Technology, Bursa, Turkey, June 17–19,2004, Bursa, 2004, pp. 253–256.
2. Takahashi, M., Development of High Strength Steels for Automobiles: Nippon Steel Technical Report No. 88, Tokyo: Nippon Steel, 2003, pp. 2–7.
3. Lakhtin, Yu.M. and Leont’eva, V.P., Materialovedenie (Materials Science), Moscow: Mashinostroenie, 1990.
4. Leirikh, I.V., Smirnov, A.N., and Pismarev, K.E., Trends in the development and use of sheet steel in automobile industry, Nauk. Pr. Donetsk. Nats. Tekh. Univ., Metal., 2007, vol. 122, no. 9, pp. 12–18.
5. Leslie, W.C., The Physical Metallurgy of Steels, New York: McGraw Hill, 1981.