Col Reference --- --------- R1 Phelps R.L., Janes K.A. 1996, Astron. J. 111, 1604 R2 Guarnieri M.D., Carraro G. 1997, Astron. astrophys Suppl. 121, 451 Back to the form
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R1 Phelps R.L., Janes K.A. 1996, Astron. J. 111, 1604
R2 Guarnieri M.D., Carraro G. 1997, Astron. astrophys Suppl. 121, 451