Haynes, Sharina; Burks, Geoffrey; Johnson, Christian I.; Pilachowski, Catherine A. (October 2008), "Chemical Analysis of Five Red Giants in the Globular Cluster M10 (NGC 6254)", The Publications of the Astronomical Society of the Pacific, 120 (872): 1097–1102, arXiv:0808.2480, Bibcode:2008PASP..120.1097H, doi:10.1086/592717.
Ferraro, Francesco R.; et al. (May 2003), "Blue Straggler Stars: A Direct Comparison of Star Counts and Population Ratios in Six Galactic Globular Clusters", The Astrophysical Journal, 588 (1): 464–477, arXiv:astro-ph/0301261, Bibcode:2003ApJ...588..464F, doi:10.1086/374042.
Haynes, Sharina; Burks, Geoffrey; Johnson, Christian I.; Pilachowski, Catherine A. (October 2008), "Chemical Analysis of Five Red Giants in the Globular Cluster M10 (NGC 6254)", The Publications of the Astronomical Society of the Pacific, 120 (872): 1097–1102, arXiv:0808.2480, Bibcode:2008PASP..120.1097H, doi:10.1086/592717.
Ferraro, Francesco R.; et al. (May 2003), "Blue Straggler Stars: A Direct Comparison of Star Counts and Population Ratios in Six Galactic Globular Clusters", The Astrophysical Journal, 588 (1): 464–477, arXiv:astro-ph/0301261, Bibcode:2003ApJ...588..464F, doi:10.1086/374042.
Hoffleit, D.; Warren, W. H. (1995). "VizieR Online Data Catalog: Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991)". VizieR On-line Data Catalog: V/50. Originally Published in: 1964BS....C......0H. 5050. Bibcode:1995yCat.5050....0H.
Haynes, Sharina; Burks, Geoffrey; Johnson, Christian I.; Pilachowski, Catherine A. (October 2008), "Chemical Analysis of Five Red Giants in the Globular Cluster M10 (NGC 6254)", The Publications of the Astronomical Society of the Pacific, 120 (872): 1097–1102, arXiv:0808.2480, Bibcode:2008PASP..120.1097H, doi:10.1086/592717.
Ferraro, Francesco R.; et al. (May 2003), "Blue Straggler Stars: A Direct Comparison of Star Counts and Population Ratios in Six Galactic Globular Clusters", The Astrophysical Journal, 588 (1): 464–477, arXiv:astro-ph/0301261, Bibcode:2003ApJ...588..464F, doi:10.1086/374042.