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Paust, Nathaniel E. Q.; Chaboyer, Brian; Sarajedini, Ata (June 2007), ”BVI Photometry and the Luminosity Functions of the Globular Cluster M92”, The Astronomical Journal 133 (6): 2787–2798, doi:10.1086/513511, Bibcode: 2007AJ....133.2787P
Drukier, G. A.; Cohn, H. N.; Lugger, P. M.; Slavin, S. D.; Berrington, R. C.; Murphy, B. W. (March 2007), ”The Global Kinematics of the Globular Cluster M92”, The Astronomical Journal 133 (3): 1041–1057, doi:10.1086/510721, Bibcode: 2007AJ....133.1041D
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Shapley, Harlow; Sawyer, Helen B. (August 1927), ”A Classification of Globular Clusters”, Harvard College Observatory Bulletin 849 (849): 11–14, Bibcode: 1927BHarO.849...11S.
Marks, Michael; Kroupa, Pavel (August 2010), ”Initial conditions for globular clusters and assembly of the old globular cluster population of the Milky Way”, Monthly Notices of the Royal Astronomical Society 406 (3): 2000–2012, doi:10.1111/j.1365-2966.2010.16813.x, Bibcode: 2010MNRAS.406.2000M. Mass is from MPD on Table 1.
Paust, Nathaniel E. Q.; Chaboyer, Brian; Sarajedini, Ata (June 2007), ”BVI Photometry and the Luminosity Functions of the Globular Cluster M92”, The Astronomical Journal 133 (6): 2787–2798, doi:10.1086/513511, Bibcode: 2007AJ....133.2787P
Drukier, G. A.; Cohn, H. N.; Lugger, P. M.; Slavin, S. D.; Berrington, R. C.; Murphy, B. W. (March 2007), ”The Global Kinematics of the Globular Cluster M92”, The Astronomical Journal 133 (3): 1041–1057, doi:10.1086/510721, Bibcode: 2007AJ....133.1041D