MAGNETIC MEASUREMENTS ON THE HIGH-NUCLEARITY COBALT COMPOUND Co55[P(CH3)3]12Cl20 J. Albino O. de Aguiar, M. J. G. M. Jurgens, G. Schmidt and L. J. de Jongh J. Phys. Colloques, 49 C8 (1988) C8-1517-C8-1518 DOI: 10.1051/jphyscol:19888699