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Boberg, Owen M.; Friel, Eileen D.; Vesperini, Enrico (May 2015), ”Chemical Abundances in NGC 5053: A Very Metal-poor and Dynamically Complex Globular Cluster”, The Astrophysical Journal 804 (2): 12, doi:10.1088/0004-637X/804/2/109, 109, Bibcode: 2015ApJ...804..109B.
Boberg, Owen M.; Friel, Eileen D.; Vesperini, Enrico (June 2016), ”Chemical Abundances in NGC 5024 (M53): A Mostly First Generation Globular Cluster”, The Astrophysical Journal 824 (1): 15, doi:10.3847/0004-637X/824/1/5, 5, Bibcode: 2016ApJ...824....5B.
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Arellano Ferro, A.; Bramich, D. M.; Figuera Jaimes, R.; Giridhar, Sunetra; Kuppuswamy, K. (February 2012), ”The unusually large population of Blazhko variables in the globular cluster NGC 5024 (M53)”, Monthly Notices of the Royal Astronomical Society 420 (2): 1333−1346, doi:10.1111/j.1365-2966.2011.20119.x, Bibcode: 2012MNRAS.420.1333A.
Bramich, D. M.; Arellano Ferro, A.; Jaimes, R. Figuera; Giridhar, Sunetra (August 2012), ”Investigation of variable star candidates in the globular cluster NGC 5024 (M53)”, Monthly Notices of the Royal Astronomical Society 424 (4): 2722−2732, doi:10.1111/j.1365-2966.2012.21360.x, Bibcode: 2012MNRAS.424.2722B.
Goldsbury, Ryan; Richer, Harvey B.; Anderson, Jay; Dotter, Aaron; Sarajedini, Ata; Woodley, Kristin (December 2010), ”The ACS Survey of Galactic Globular Clusters. X. New Determinations of Centers for 65 Clusters”, The Astronomical Journal 140 (6): 1830–1837, doi:10.1088/0004-6256/140/6/1830, Bibcode: 2010AJ....140.1830G.
Hessels, J. W. T.; Ransom, S. M.; Stairs, I. H.; Kaspi, V. M.; Freire, P. C. C. (November 2007), ”A 1.4 GHz Arecibo Survey for Pulsars in Globular Clusters”, The Astrophysical Journal 670 (1): 363–378, doi:10.1086/521780, Bibcode: 2007ApJ...670..363H
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Boyles, J.; Lorimer, D. R.; Turk, P. J.; Mnatsakanov, R.; Lynch, R. S.; Ransom, S. M.; Freire, P. C.; Belczynski, K. (November 2011), ”Young Radio Pulsars in Galactic Globular Clusters”, The Astrophysical Journal 742 (1): 51, doi:10.1088/0004-637X/742/1/51, Bibcode: 2011ApJ...742...51B.
Boberg, Owen M.; Friel, Eileen D.; Vesperini, Enrico (May 2015), ”Chemical Abundances in NGC 5053: A Very Metal-poor and Dynamically Complex Globular Cluster”, The Astrophysical Journal 804 (2): 12, doi:10.1088/0004-637X/804/2/109, 109, Bibcode: 2015ApJ...804..109B.
Boberg, Owen M.; Friel, Eileen D.; Vesperini, Enrico (June 2016), ”Chemical Abundances in NGC 5024 (M53): A Mostly First Generation Globular Cluster”, The Astrophysical Journal 824 (1): 15, doi:10.3847/0004-637X/824/1/5, 5, Bibcode: 2016ApJ...824....5B.
Chun, Sang-Hyun; Kim, Jae-Woo; Sohn, Sangmo T.; Park, Jang-Hyun; Han, Wonyong; Kim, Ho-Il; Lee, Young-Wook; Lee, Myung Gyoon; et al. (February 2010), ”A Wide-Field Photometric Survey for Extratidal Tails Around Five Metal-Poor Globular Clusters in the Galactic Halo”, The Astronomical Journal 139 (2): 606−625, doi:10.1088/0004-6256/139/2/606, Bibcode: 2010AJ....139..606C
Arellano Ferro, A.; Bramich, D. M.; Figuera Jaimes, R.; Giridhar, Sunetra; Kuppuswamy, K. (February 2012), ”The unusually large population of Blazhko variables in the globular cluster NGC 5024 (M53)”, Monthly Notices of the Royal Astronomical Society 420 (2): 1333−1346, doi:10.1111/j.1365-2966.2011.20119.x, Bibcode: 2012MNRAS.420.1333A.
Bramich, D. M.; Arellano Ferro, A.; Jaimes, R. Figuera; Giridhar, Sunetra (August 2012), ”Investigation of variable star candidates in the globular cluster NGC 5024 (M53)”, Monthly Notices of the Royal Astronomical Society 424 (4): 2722−2732, doi:10.1111/j.1365-2966.2012.21360.x, Bibcode: 2012MNRAS.424.2722B.