Preparation and magnetic properties of YbFe2, NdFe2, PrFe2 C. Meyer, F. Hartmann-Boutron, Y. Gros, B. Srour et J. J. Capponi J. Phys. Colloques, 40 C5 (1979) C5-191-C5-193 DOI: 10.1051/jphyscol:1979570