ELECTRICAL AND MAGNETIC PROPERTIES OF GADOLINIUM AND TERBIUM CLUSTER COMPOUNDS W. Bauhofer, J. K. Cockcroft, R. K. Kremer, Hj. Mattausch, C. Schwarz et A. Simon J. Phys. Colloques, 49 C8 (1988) C8-893-C8-894 DOI: 10.1051/jphyscol:19888405