STUDY BY MÖSSBAUER SPECTROSCOPY OF NEW SPINEL COMPOUNDS CONTAINING Fe3+ AND Sb5+ IONS A. Gérard, F. Grandjean, J. Preudhomme et P. Tarte J. Phys. Colloques, 40 C2 (1979) C2-339-C2-341 DOI: 10.1051/jphyscol:19792120