NEUTRON DIFFRACTION STUDY OF THE Ho-Fe SYSTEM J. M. MOREAU, C. MICHEL, M. SIMMONS, T. J. O'KEEFE and W. J. JAMES J. Phys. Colloques, 32 C1 (1971) C1-670-C1-671 DOI: 10.1051/jphyscol:19711233
