MAGNETIC STRUCTURES AND SUPERCONDUCTIVITY IN (Sn1-xErx) (1) Er (2)4 Rh6Sn18 WITH x = 0, 0.42 AND 0.61 P. Bordet, J. L. Hodeau, P. Wolfers, J. L. Raggazoni, J. L. Génicon, R. Tournier, P. Chaudouet, F. Weiss, G. Espinosa et M. Marezio J. Phys. Colloques, 49 C8 (1988) C8-401-C8-402 DOI: 10.1051/jphyscol:19888182