Frequency-dependence of the magnetic transverse relaxation in a random anisotropy system: a-DyNi B. Dieny, X. Labouze, B. Barbara, G. Pillion et J. FilippiJ. Phys. France, 50 1 (1989) 91-98DOI: https://doi.org/10.1051/jphys:0198900500109100