HIGH TEMPERATURE INTERNAL FRICTION AND DISLOCATION MOTION IN POLY AND SINGLE CRYSTALS OF F.C.C. METALS A. Rivière, J. P. Amirault et J. Woirgard J. Phys. Colloques, 42 C5 (1981) C5-439-C5-444 DOI: 10.1051/jphyscol:1981565