Ductile - Brittle Transition of Ferritic Steels Modelled by the Local Approach to Fracture S. Renevey, S. Carassou, B. Marini, C. Eripret and A. Pineau J. Phys. IV France, 06 C6 (1996) C6-343-C6-352 DOI: 10.1051/jp4:1996634