INFLUENCE OF THE MARTENSITIC PHASE TRANSFORMATION ON THE ULTRASONIC ATTENUATION AND VELOCITY IN SINGLE CRYSTAL LITHIUM J. Trivisonno, A.R. Slotwinski et M.P. Johnson J. Phys. Colloques, 42 C5 (1981) C5-983-C5-988 DOI: 10.1051/jphyscol:19815151