DYNAMIC STUDIES OF DEFORMATION AND FRACTURE AT GRAIN BOUNDARIES I.M. ROBERTSON, G.M. BOND, T.C. LEE, D.S. SHIH et H.K. BIRNBAUM J. Phys. Colloques, 49 C5 (1988) C5-677-C5-680 DOI: 10.1051/jphyscol:1988588