Temperature dependence of the samarium oxidation state in SmB6 and Sm1-xLaxB6 J.M. Tarascon, Y. Isikawa, B. Chevalier, J. Etourneau, P. Hagenmuller et M. KasayaJ. Phys. France, 41 10 (1980) 1141-1145DOI: https://doi.org/10.1051/jphys:0198000410100114100
