References

 
• Allende-Prieto, C., Lambert, D. L., & Asplund, M. 2002, ApJ, 573, 137  
• Allen, C., & Santillán, A. 1991, Rev. Mex. Astron. Astrofis., 22, 255 NASA ADS  
• Alonso, A., Arribas, S., & Martinez-Roger, C. 1996, A&AS, 117, 227 NASA ADS  
• Anders, E., & Grevesse, N. 1989, Geocim. Cosmochim. Acta, 53, 197 NASA ADS  
• Andersen, T., Molhave, L., & Sorensen, G. 1972, Am. Astron. Soc., 178, 577  
• Asplund, M. 2000, A&A, 359, 755 NASA ADS  
• Bard, A., & Kock, M. 1994, A&A, 282, 1014 NASA ADS  
• Bard, A., Kock, A., & Kock, M. 1991, A&A, 248, 315 NASA ADS  
• Barbier-Brossat, M., & Figon, P. 2000, A&AS, 142, 217 NASA ADS  
• Barklem, P. S., O'Mara, B. J., & Ross, J. E. 1998, MNRAS, 296, 1057 NASA ADS  
• Barklem, P. S., Piskunov, N., & O'Mara, B. J. 2000, A&AS, 142, 467 NASA ADS  
• Biémont, E., & Godefroid, M. 1980, A&A, 84, 361 NASA ADS  
• Biémont, E., Hibbert, A., Godefroid, M., Vaeck, N., & Fawcett, B. C. 1991a, ApJ, 375, 818 NASA ADS  
• Biémont, E., Baudoux, M., Kurucz, R. L., Ansbacher, W., & Pinnington, E. H. 1991b, A&A, 249, 539 NASA ADS  
• Bizzarri, A., Huber, M. C. E., Noels, A., et al. 1993, A&A, 273, 707 NASA ADS  
• Blackwell, D. E., Shallis, M. J., & Simmons, G. J. 1980, A&A, 81, 340 NASA ADS  
• Booth, A. J., Shallis, M. J., & Wells, M. 1983, MNRAS, 205, 191 NASA ADS  
• Booth, A. J., Blackwell, D. E., Petford, A. D., & Shallis, M. J. 1984, MNRAS, 208, 435 NASA ADS  
• Bragaglia, A., Carretta, E., Gratton, R. G., et al. 2001, AJ, 121, 327 NASA ADS  
• Carney, B. W., Latham, D. W., Laird, J. B., & Aguilar, L. A. 1994, AJ, 107, 2240 NASA ADS  
• Carney, B. W., Lee, J. W., & Habgood, M. J. 1998, AJ, 116, 424 NASA ADS  
• Carney, B. W., Latham, D. W., Laird, J. B., Grant, C. E., & Morse, J. A. 2001, AJ, 122, 3419 NASA ADS  
• Carretta, E., Gratton, R. G., Clementini, G., & Fusi Pecci, F. 2000, ApJ, 533, 215 NASA ADS  
• Carretta, E., Gratton, R., Cohen, J. G., Beers, T. C., & Christlieb, N. 2002, AJ, 124, 481 NASA ADS  
• Castelli, F., Gratton, R. G., & Kurucz, R. L. 1997, A&A, 318, 841 NASA ADS  
• Chang, T. N. 1990a, Phys. Rev. A, 41, 4922 NASA ADS  
• Chang, T. N. 1990b, JQSRT, 43, 207  
• Chantepie, M., Cheron, B., Cojan, J. L., et al. 1989, J. Phys. B, 22, 2377 NASA ADS  
• Chiappini, C., Matteucci, F., & Gratton, R. 1997, ApJ, 477, 765 NASA ADS  
• Dehnen, W., & Binney, J. J. 1998, MNRAS, 298, 387 NASA ADS  
• Edvardsson, B., Andersen, J., Gustafsson, B., et al. 1993, A&AS, 102, 603 NASA ADS  
• Eggen, O. J., Lynden-Bell, D., & Sandage, A. R. 1962, ApJ, 136, 748 NASA ADS  
• François, P., et al. 2003, in preparation  
• Fuhrmann, K. 1998, A&A, 338, 161 NASA ADS  
• Fulbright, J. P. 2000, AJ, 120, 1841 NASA ADS  
• Froese Fisher, C. 1975, Canadian J. Phys., 53, 184  
• Garz, T. 1973, A&A, 26, 471 NASA ADS  
• Girardi, L., Bertelli, G., Bressan, A., et al. 2002, A&A, 391, 195 NASA ADS  
• Glaspey, J. W., Pritchet, C. J., & Stetson, P. B. 1994, AJ, 108, 271 NASA ADS  
• Gratton, R. G. 1998, MNRAS, 296, 739 NASA ADS  
• Gratton, R. G., Carretta, E., Matteucci, F., & Sneden, C. 1996, in Formation of the Galactic Halo... Inside and Out, ed. H. Morrison, & A. Sarajedini, ASP Conf. Ser., 92, 307  
• Gratton, R. G., Fusi Pecci, F., Carretta, E., et al. 1997, ApJ, 491, 749 NASA ADS  
• Gratton, R. G., Carretta, E., Eriksson, K., & Gustafsson, B. 1999, A&A, 350, 955 NASA ADS  
• Gratton, R. G., Sneden, C., Carretta, E., & Bragaglia, A. 2000a, A&A, 354, 169 NASA ADS  
• Gratton, R. G., Carretta, E., Matteucci, F., & Sneden, C. 2000b, A&A, 358, 671 NASA ADS  
• Gratton, R. G., Bonifacio, P., Bragaglia, A., et al. 2001, A&A, 369, 87 NASA ADS  
• Hannaford, P., Lowe, R. M., Grevesse, N., & Noels, A. 1992, A&A, 259, 301 NASA ADS  
• Hauck, B., & Mermilliod, M. 1998, A&AS, 129, 431 NASA ADS  
• Holweger, H., & Müller, E. A. 1974, Sol. Phys., 39, 19 NASA ADS  
• Holweger, H., Heise, C., & Kock, M. 1990, A&A, 232, 510 NASA ADS  
• Idiart, T., & Thevenin, F. 2000, ApJ, 541, 207 NASA ADS  
• Johnson, D. R. H., & Soderblom, D. R. 1987, AJ, 93, 864 NASA ADS  
• Jönsson, G., Kröll, S., Persson, A., & Svanberg, S. 1984, Phys. Rev. A, 30, 2429 NASA ADS  
• Kiselman, D. 2001, New Astron. Rev., 45, 559 NASA ADS  
• Kurucz, R. L. 1994, CD-ROM 19  
• Kurucz, R. L., Furenlid, I., & Brault, J. 1984, National Solar Observatory Atlas, Sunspot, New Mexico: National Solar Observatory  
• Kwiatkowski, M., Teppner, U., & Zimmermann, P. 1980, Z. Phys. A, 294, 109  
• Lambert, D. L., & Luck, R. E. 1978, MNRAS, 183, 79 NASA ADS  
• Nissen, P. E., & Schuster, W. J. 1997, A&A, 326, 751 NASA ADS  
• Nissen, P. E., Primas, F., Asplund, M., & Lambert, D. L. 2002, A&A, 390, 235 NASA ADS  
• NIST database, http://physics.nist.gov/cgi-bin/AtData/lines_form  
• Norris, J. 1986, ApJS, 61, 667 NASA ADS  
• Norris, J. 1994, ApJ, 431, 645 NASA ADS  
• O'Brian, T. R., Wickliffe, M. E., Lawler, J. E., Whaling, J. W., & Brault, W. 1991, JOSA B, 8, 1185 NASA ADS  
• Perryman, M. A. C., Lindegren, L., Kowalevsky, J., et al. 1997, A&A, 323, 49  
• Pont, F., Mayor, M., Turon, C., & VandenBerg, D. A. 1998, A&A, 329, 87 NASA ADS  
• Prochaska, J. X., & McMillan, A. 2000, ApJ, 537, L57 NASA ADS  
• Prochaska, J., Naumov, S. O., Carney, B. W., McWilliam, A., & Wolfe, A. M. 2000, AJ, 120, 2513 NASA ADS  
• Reid, I. N. 1997, AJ, 114, 161 NASA ADS  
• Reid, I. N., & Gizis, J. E. 1998, AJ, 116, 2929 NASA ADS  
• Ryan, S., & Norris, J. E. 1991, AJ, 101, 1835 NASA ADS  
• Schaefer, A. R., ApJ, 163, 411  
• Schuster, W. J., & Nissen, P. E. 1989, A&A, 222, 69 NASA ADS  
• Searle, L., & Zinn, R. 1978, ApJ, 225, 357 NASA ADS  
• Smith, G., & Raggett, S. St. J. 1981, J. Phys. B, 14, 4015 NASA ADS  
• Unsöld, A. 1955, Physik der Sternatmospharen  
• Whaling, W., Hannaford, P., Lowe, R. M., Biemont, E., & Grevesse, N. 1985, A&A, 153, 109 NASA ADS