ULTRASONIC ABSORPTION AND DISPERSION IN AMORPHOUS SUPERCONDUCTORS W. Arnold, A. Billmann, P. Doussineau, C. Frenois et A. LevelutJ. Phys. Colloques, 42 C6 (1981) C6-37-C6-39DOI: https://doi.org/10.1051/jphyscol:1981610