Col Reference--- ---------
R1 Ahmed F. 1962, Publ. Royal Obs. Edinburgh 3, 60
R2 Sher D. 1965, Mon. Not. R. Astr. Soc. 129, 237
R3 Yilmaz F. 1976, Astron. Astrophys. Suppl. 26, 17
R4 Winnenburg W. 1973, Astron. Astrophys. 24, 157 (thesis)
R5 Gould B.A. 1897, Cordoba Photographs, cluster XXVI
R6 Ahmed F. 1962, Publ. Royal Obs. Edinburgh 3, 60 (seq. pe)
R7 Moitinho A., et al. 1997, Astron. J. 113, 1359
R8 Piatti A.E., et al. 1998, Astrophys. J. Suppl. 116, 263
R9 McSwain M.V., Gies D.R. 2005, Astrophys. J. 622, 1052
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