DISLOCATION RELAXATION IN THE MARTENSITIC PHASE OF THE THERMOELASTIC NiTi AND NiTiCu ALLOYS B. Tirbonod et S. Koshimizu J. Phys. Colloques, 42 C5 (1981) C5-1043-C5-1047 DOI: 10.1051/jphyscol:19815161