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levels for rare-earth ions
Calvo, R., Oseroff, S. B., Fainstein, C., Passeggi, M. C. G., Tovar, M.Volume:
9
Language:
english
Journal:
Physical Review B
DOI:
10.1103/PhysRevB.9.4888
Date:
June, 1974
File:
PDF, 259 KB
english, 1974