MAGNETIC AND ELECTRIC PROPERTIES OF R2Fe17 COMPOUNDS STUDIED BY MEANS OF THE MÖSSBAUER EFFECT P. C.M. GUBBENS, J. J. VAN LOEF et K. H.J. BUSCHOWJ. Phys. Colloques, 35 C6 (1974) C6-617-C6-620DOI: https://doi.org/10.1051/jphyscol:19746133