References for the numbering systems

Col	Reference

--- ---------

R1 Eggen O.J. 1969, Astrophys. J. 155,439

R2 Anthony-Twarog B.J., et al. 1991, Astron. J. 102, 1056

R3 Kozhurina-Platais V., et al. 1995, Astron. J. 109, 672

R4 Anthony-Twarog B.J., et al. 1989, Astron. J. 98, 1634

R5 Nordstrom B., et al. 1996, Astron. Astrophys. Suppl. 118, 407

R6 Piatti A.E., et al. 1998, Astrophys. J. Suppl. 116, 263

R7 Hawley S., Tourtellot J.G., Reid N. 1999, Astron. J. 117, 1341

R8 Bruntt H., et al. 1999, Astron. Astrophys. Suppl. 140, 135

R9 Anthony-Twarog B.A., Twarog B.A. 2004, Astron. J. 127, 1000


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