GRAIN-REFINEMENT AND THE RELATED PHENOMENA IN QUATERNARY Cu-Al-Ni-Ti SHAPE MEMORY ALLOYS K. Sugimoto, K. Kamei, H. Matsumoto, S. Komatsu, K. Akamatsu and T. Sugimoto J. Phys. Colloques, 43 C4 (1982) C4-761-C4-766 DOI: 10.1051/jphyscol:19824124