NEEL AND CURIE TEMPERATURES FOR SIX OF THE CRYSTAL STRUCTURES OF CERIUM AND PRASEODYMIUM G. T. MEADEN, N. H. SZE, G. KRITHIVAS and M. J. ZUCKERMANN J. Phys. Colloques, 32 C1 (1971) C1-375-C1-377 DOI: 10.1051/jphyscol:19711129