INTERNAL FRICTION MEASUREMENTS RELATED TO THE TWO WAY MEMORY EFFECT IN Cu-Zn-Al ALLOY EXHIBITING THERMOELASTIC MARTENSITIC TRANSFORMATION M. Morin, G. Guenin et P. F. GobinJ. Phys. Colloques, 42 C5 (1981) C5-1013-C5-1018DOI: https://doi.org/10.1051/jphyscol:19815156