DEFORMATION AND FRACTURE ; MODELLING TECHNIQUES TO TAKE ACCOUNT OF STRAIN-RATE BEHAVIOUR AND STRESS STATE D.C. BARTON, J.L. STURGES, M.S. MIRZA et P. CHURCH J. Phys. IV France, 01 C3 (1991) C3-931-C3-936 DOI: 10.1051/jp4:19913131