MAGNETIC PHASE TRANSITIONS IN (R - Y) Co2 AND R (Co - M)2 COMPOUNDS (R = HEAVY RARE-EARTH AND M = Al AND Ni) J. Inoue et M. Shimizu J. Phys. Colloques, 49 C8 (1988) C8-299-C8-300 DOI: 10.1051/jphyscol:19888134