MIXED VALENCE STATE OF Sm ON THE SURFACE OF AMORPHOUS La80-xSmxAu20 ALLOYS G. Krill, A. Amamou, A. Berrada, J. Durand et N. HassanainJ. Phys. Colloques, 41 C8 (1980) C8-799-C8-802DOI: https://doi.org/10.1051/jphyscol:19808198