ULTRASONIC AND SPECIFIC HEAT MEASUREMENTS IN QUENCHED SUPERCONDUCTING NbZr N. Thomas, W. Arnold, E. Gmelin, K. Guckelsberger, G. Weiss and H.v. Löhneysen J. Phys. Colloques, 41 C8 (1980) C8-751-C8-753 DOI: 10.1051/jphyscol:19808187