Moore, C. E., Minnaert, M. G. J. and Houtgast, J., J. Res. Nat. Bur. Stand. (U.S.), Monograph 61 Washington D.C., (1966).
Anders, N. and Grevesse, N., Geochim. Cosmochim. Acta 53, 197 (1989).
Cowley, C. R., Astrophys. J. Suppl. 32, 631 (1976).
Cowley, C. R., Physica Scripta T8, 28 (1984).
Aikman, G. C. L., Cowley, C. R. and Crosswhite, H. M., Astrophys. J. 232, 812 (1979).
Cowley, C. R. and Greenberg, M., Mon. Not. Roy. Astron. Soc. 232, 763 (1988).
Magazzu, A. and Cowley, C. R., Astrophys. J. 308, 254 (1986).
Van 't Veer-Menneret, C., Burkhart, C. and Coupry, M. F., Astron. Astrophys. 203, 123 (1988).
Cowley, C. R. and Mathys, G., Astron. Astrophys. 339, 165 (1998).
Corliss, C. H. and Bozman, W. R., Nat. Bur. Stand., Monograph 53 Washington D.C., (1962).
Andersen, T., Poulsen, O., Ramanujam, P. S. and Petkov, A. P., Solar Phys. 44, 257 (1975).
Fawcett, B. C., At. Data Nucl. Data Tables 46, 217 (1990).
Langhans, G., Schade, W. and Helbig, V., Z. Phys. D34,151 (1995).
Cowan, R. D., "The Theory of Atomic Structure and Spectra" (Univ. of California, Berkeley, California 1981).
Biémont, E., Dutrieux, J.-R, Martin, l. and Quinet, P., J. Phys. B:At. Mol. Opt. Phys. 31, 3321 (1998).
Biémont, E., Li, Z. S., Palmeri, P. and Quinet, P., J. Phys. B:At. Mol. Opt. Phys. (in press, 1999).
Biémont, E. and Quinet, P., Phys. Rev. Lett. 81, 3345 (1998).
Quinet, P., Palmeri, P. and Biémont, E., J. Quant. Spectrosc. Radiat. Transfer 62, 625 (1999 a).
Quinet, P. et al., Mon. Not. Roy. Astron. Soc. (in press, 1999).
Li, Z. S., Svanberg, S., Quinet, P., Tordoir, X. and Biémont, E., J. Phys. B: At. Mol. Opt. Phys. (in press, 1999).
Martin, W. C., Zalubas, R. and Hagan, L., "Atomic Energy Levels -The Rare-Earth Elements", NSRDS, - Nat. Bur. Stand. 60, (1978).
Albertson, W. E. and Harrison, G. R., Phys. Rev. 52, 1209 (1937).
Harrison, G. R., Albertson, W. E. and Hosford, N. F., J. Opt. Soc. Am. 31, 439 (1941).
Racah, G., Bull. Res. Council Israel 5A, 78 (1955).
Goldschmidt, Z. B., Thesis, Hebrew Univ. Jerusalem, Israel, (1968) p. 487.
Vergès, J., Corliss, C. H. and Martin, W. C., J. Res. Nat. Bur. Stand. (U.S.) 76A, 285 (1972).
Corliss, C. H., J. Res. Nat. Bur. Stand. (U.S.) 77A, 419 (1973).
Migdalek, J. and Baylis, W. E., J. Phys. B11, L497 (1978).
Migdalek, J. and Marcinek, R., J. Quant. Spectrosc. Radiat. Transfer 32, 269 (1984).
Hibbert, A., Physica Scripta 39, 574 (1989).
Fraga, S., Karwowski, J. and Saxena, K. M. S., "Handbook of Atomic Data", (Elsevier, Amsterdam, 1976).
Wallerstein, G., Icarus 5, 75 (1966).
Righini, A. and Rigutti, M., Ann. Astrophys. 29, 379 (1966).
Grevesse, N. and Blanquet, G., Solar Phys. 8, 5 (1969).
Delbouille, L., Neven, L. and Roland. G., "Atlas Photométrique du Spectre Solaire de λ3000 à λ10000", (Institut d' Astrophysique, Université de Liège 1973).
Biémont, E. and Grevesse, N., Physica Scripta 16, 39 (1977).
Biémont, E, Karner, C., Meyer, G., Träger, F. and zu Putlitz, G., Astron. Astrophys. 107, 166 (1982).
Biémont, E. and Löwe, R. M., Astron. Astrophys. 273, 663 (1993).
Biémont, E, Hibbert A., Godefroid, M. and Vaeck, N., Astrophys. J. 412, 431 (1993).
Holweger, H. and Müller, E. A., Solar Phys. 39, 19 (1974).