TEMPERATURE DEPENDENCE OF SPIN WAVE ENERGIES IN ERBIUM A. D. B. WOODS, T. M. HOLDEN, B. M. POWELL et M. W. STRINGFELLOW J. Phys. Colloques, 32 C1 (1971) C1-1179-C1-1181 DOI: 10.1051/jphyscol:19711422
