%0 conference lecture (invited) %@ %A Cornec, A.,Baustian, K.,Schwalbe, K.-H. %D 1990 %J Eight European Conference on Fracture %N %P %T EGF Procedure P1-90 for determining the fracture resistance of ductile materials: analysis of the Validation Round Robin, Part C: Blunting Line and Initiation %U %X