B-46
Citation:
B-46. G. Berglund, “The history of hardening of boron steel in northern Sweden,” in 1st international conference on hot sheet metal forming of high-performance steel, Kassel, Germany, 2008.
B-45
Citation:
B-45. E. Billur, G. Berglund and T. Gustafsson, “History and Future Outlook of Hot Stamping,” in “Hot stamping of ultra high-strength steels: From a Technological and Business Perspective,” edited by E. Billur, Springer, 2019, pages 31-44;