NEUTRON SCATTERING STUDY OF MAGNETIC ORDER IN A Tb0.5Dy0.5 SINGLE CRYSTAL M. L. Spano, J. A. Gotaas et J. J. Rhyne J. Phys. Colloques, 49 C8 (1988) C8-345-C8-346 DOI: 10.1051/jphyscol:19888154