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VI/74 Atomic Energy Level Data (NIST 1993)

Martin W.C., Kaufman V., Zalubas R., Musgrove A., Sugar J., Corliss C.
<J. Phys. Chem. Ref. Data, 10, 195 (1981); 9, 1 (1980); 8, 817 (1979); 12, 323 (1983); 14, 751 (1985); 19, 821 (1990); 14, Suppl.2 (1985); 19, 527 (1990); 20, 859 (1991); 17, 155 (1988)>
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