ISOCHROMAT SPECTROSCOPIC INVESTIGATION OF THE HCP-BCC PHASE TRANSFORMATION OF TITANIUM, ZIRCONIUM, AND HAFNIUM H. MERZ et K. ULMERJ. Phys. Colloques, 32 C4 (1971) C4-334-C4-337DOI: https://doi.org/10.1051/jphyscol:1971461