LOW TEMPERATURE MÖSSBAUER STUDIES OF THULIUM COMPOUNDS B.B. TRIPLETT, N.S. DIXON, P. BOOLCHAND, S.S. HANNA et E. BUCHER J. Phys. Colloques, 35 C6 (1974) C6-653-C6-657 DOI: 10.1051/jphyscol:19746144