THE INFLUENCE OF Sm3+ IMPURITIES ON PROPERTIES OF PURE SmS AND ITS ALLOYS WITH LaS G. CHOUTEAU, O. PENA, F. HOLTZBERG, T. PENNEY, R. TOURNIER and S. VON MOLNAR J. Phys. Colloques, 37 C4 (1976) C4-283-C4-288 DOI: 10.1051/jphyscol:1976449