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Ref. ID |   |   |   | 
Reference |   |  
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| A80     | M. Aymar, A. Debarré, and O. Robaux, J. Phys. B 13, 1089 (1980).    |  
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| BDMQ98  | E. Biémont, J.-F. Dutrieux, I. Martin, and P. Quinet, J. Phys. B 31, 3321 (1998).    |  
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| M00     | D. C. Morton, Astrophys. J. Suppl. Ser. 130, 403 (2000).    |  
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| M67     | W. F. Meggers, J. Res. Natl. Bur. Stand. (U.S.) 71A, 396 (1967).    |  
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| MT78    | W. F. Meggers and J. L. Tech, J. Res. Natl. Bur. Stand. (U.S.) 83, 13 (1978).    |  
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| MT78    | W. F. Meggers and J. L. Tech, J. Res. Natl. Bur. Stand. (U.S.) 83, 13 (1978). Wyart and Camus [WC79] extended the energy-level analysis of Yb I.  The names of the odd-parity levels having J=1 at 37414.59 and 38422.36 cm-1 are from their paper. |  
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| SK79    | J. Sugar and V. Kaufman, J. Opt. Soc. Am. 69, 141 (1979).    |  
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| WC79    | J.-F. Wyart and P. Camus, Phys. Scr. 20, 43 (1979).    |  
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