A SINGLE CRYSTAL NEUTRON SCATTERING STUDY OF THE MAGNETIC ORDERING IN PRASEODIMIUM HEXABORIDE P. Burlet, J. M. Effantin, J. Rossat-Mignod, S. Kunii et T. Kasuya J. Phys. Colloques, 49 C8 (1988) C8-459-C8-460 DOI: 10.1051/jphyscol:19888211