HIGH FIELD STUDY OF HYPERFINE INTERACTIONS AND COVALENCY EFFECTS IN EUROPIUM-MONOCHALCOGENIDES Ch. SAUER, U. KÖBLER, W. ZINN et G. M. KALVIUSJ. Phys. Colloques, 35 C6 (1974) C6-269-C6-274DOI: https://doi.org/10.1051/jphyscol:1974640
