Low temperature Mössbauer study and magnetic susceptibility measurements on YbMo6S8 and TmMo6S8 P. Bonville, J.A. Hodges, P. Imbert, G. Jehanno, R. Chevrel et M. Sergent Rev. Phys. Appl. (Paris), 15 6 (1980) 1139-1142 DOI: 10.1051/rphysap:019800015060113900