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Ghez, A. M.; Salim, S.; Hornstein, S. D.; Tanner, A.; Lu, J. R.; Morris, M.; Becklin, E. E.; Duchene, G. (20 February 2005). "Stellar Orbits around the Galactic Center Black Hole". The Astrophysical Journal. 620 (2): 744–757. arXiv:astro-ph/0306130. Bibcode:2005ApJ...620..744G. doi:10.1086/427175. S2CID8656531.
Schödel, R.; Ott, T.; Genzel, R.; Hofmann, R.; Lehnert, M.; Eckart, A.; Mouawad, N.; Alexander, T.; Reid, M. J.; Lenzen, R.; Hartung, M.; Lacombe, F.; Rouan, D.; Gendron, E.; Rousset, G.; Lagrange, A.-M.; Brandner, W.; Ageorges, N.; Lidman, C.; Moorwood, A. F. M.; Spyromilio, J.; Hubin, N.; Menten, K. M. (October 2002). "A star in a 15.2-year orbit around the supermassive black hole at the centre of the Milky Way". Nature. 419 (6908): 694–696. arXiv:astro-ph/0210426. Bibcode:2002Natur.419..694S. doi:10.1038/nature01121. PMID12384690. S2CID4302128.
Wang, Q. Daniel (2021). "Chandra large-scale mapping of the Galactic Centre: Probing high-energy structures around the central molecular zone". Monthly Notices of the Royal Astronomical Society. 504 (2): 1609–1618. arXiv:2010.02932. doi:10.1093/mnras/stab801.
Baade, W (1946). "A Search for the Nucleus of Our Galaxy". Publications of the Astronomical Society of the Pacific. 58 (343): 249. Bibcode:1946PASP...58..249B. doi:10.1086/125835.
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Eisenhauer, F.; Schödel, R.; Genzel, R.; Ott, T.; Tecza, M.; Abuter, R.; Eckart, A.; Alexander, T. (2003). "A Geometric Determination of the Distance to the Galactic Center". The Astrophysical Journal. 597 (2): L121–L124. arXiv:astro-ph/0306220. Bibcode:2003ApJ...597L.121E. doi:10.1086/380188. S2CID16425333.
Alcock, C.; Allsman, R. A.; Alves, D. R.; Axelrod, T. S.; Becker, A. C.; Basu, A.; Baskett, L.; Bennett, D. P.; Cook, K. H.; Freeman, K. C.; Griest, K.; Guern, J. A.; Lehner, M. J.; Marshall, S. L.; Minniti, D.; Peterson, B. A.; Pratt, M. R.; Quinn, P. J.; Rodgers, A. W.; Stubbs, C. W.; Sutherland, W.; Vandehei, T.; Welch, D. L. (January 1998). "The RR Lyrae Population of the Galactic Bulge from the MACHO Database: Mean Colors and Magnitudes". The Astrophysical Journal. 492 (1): 190–199. arXiv:astro-ph/9706292. Bibcode:1998ApJ...492..190A. doi:10.1086/305017. S2CID16244436.
Ghez, A. M.; Salim, S.; Hornstein, S. D.; Tanner, A.; Lu, J. R.; Morris, M.; Becklin, E. E.; Duchene, G. (20 February 2005). "Stellar Orbits around the Galactic Center Black Hole". The Astrophysical Journal. 620 (2): 744–757. arXiv:astro-ph/0306130. Bibcode:2005ApJ...620..744G. doi:10.1086/427175. S2CID8656531.
Schödel, R.; Ott, T.; Genzel, R.; Hofmann, R.; Lehnert, M.; Eckart, A.; Mouawad, N.; Alexander, T.; Reid, M. J.; Lenzen, R.; Hartung, M.; Lacombe, F.; Rouan, D.; Gendron, E.; Rousset, G.; Lagrange, A.-M.; Brandner, W.; Ageorges, N.; Lidman, C.; Moorwood, A. F. M.; Spyromilio, J.; Hubin, N.; Menten, K. M. (October 2002). "A star in a 15.2-year orbit around the supermassive black hole at the centre of the Milky Way". Nature. 419 (6908): 694–696. arXiv:astro-ph/0210426. Bibcode:2002Natur.419..694S. doi:10.1038/nature01121. PMID12384690. S2CID4302128.
Merritt, David (May 2011). Morris, Mark; Wang, Daniel Q.; Yuan, Feng (eds.). "Dynamical Models of the Galactic Center". The Galactic Center: A Window to the Nuclear Environment of Disk Galaxies. The Galactic Center: A Window on the Nuclear Environment of Disk Galaxies. 439. San Francisco: 142. arXiv:1001.5435. Bibcode:2011ASPC..439..142M.
Schödel, R.; Ott, T.; Genzel, R.; Hofmann, R.; Lehnert, M.; Eckart, A.; Mouawad, N.; Alexander, T.; Reid, M. J.; Lenzen, R.; Hartung, M.; Lacombe, F.; Rouan, D.; Gendron, E.; Rousset, G.; Lagrange, A.-M.; Brandner, W.; Ageorges, N.; Lidman, C.; Moorwood, A. F. M.; Spyromilio, J.; Hubin, N.; Menten, K. M. (October 2002). "A star in a 15.2-year orbit around the supermassive black hole at the centre of the Milky Way". Nature. 419 (6908): 694–696. arXiv:astro-ph/0210426. Bibcode:2002Natur.419..694S. doi:10.1038/nature01121. PMID12384690. S2CID4302128.
Eisenhauer, F.; Schödel, R.; Genzel, R.; Ott, T.; Tecza, M.; Abuter, R.; Eckart, A.; Alexander, T. (2003). "A Geometric Determination of the Distance to the Galactic Center". The Astrophysical Journal. 597 (2): L121–L124. arXiv:astro-ph/0306220. Bibcode:2003ApJ...597L.121E. doi:10.1086/380188. S2CID16425333.
Alcock, C.; Allsman, R. A.; Alves, D. R.; Axelrod, T. S.; Becker, A. C.; Basu, A.; Baskett, L.; Bennett, D. P.; Cook, K. H.; Freeman, K. C.; Griest, K.; Guern, J. A.; Lehner, M. J.; Marshall, S. L.; Minniti, D.; Peterson, B. A.; Pratt, M. R.; Quinn, P. J.; Rodgers, A. W.; Stubbs, C. W.; Sutherland, W.; Vandehei, T.; Welch, D. L. (January 1998). "The RR Lyrae Population of the Galactic Bulge from the MACHO Database: Mean Colors and Magnitudes". The Astrophysical Journal. 492 (1): 190–199. arXiv:astro-ph/9706292. Bibcode:1998ApJ...492..190A. doi:10.1086/305017. S2CID16244436.
Ghez, A. M.; Salim, S.; Hornstein, S. D.; Tanner, A.; Lu, J. R.; Morris, M.; Becklin, E. E.; Duchene, G. (20 February 2005). "Stellar Orbits around the Galactic Center Black Hole". The Astrophysical Journal. 620 (2): 744–757. arXiv:astro-ph/0306130. Bibcode:2005ApJ...620..744G. doi:10.1086/427175. S2CID8656531.
Schödel, R.; Ott, T.; Genzel, R.; Hofmann, R.; Lehnert, M.; Eckart, A.; Mouawad, N.; Alexander, T.; Reid, M. J.; Lenzen, R.; Hartung, M.; Lacombe, F.; Rouan, D.; Gendron, E.; Rousset, G.; Lagrange, A.-M.; Brandner, W.; Ageorges, N.; Lidman, C.; Moorwood, A. F. M.; Spyromilio, J.; Hubin, N.; Menten, K. M. (October 2002). "A star in a 15.2-year orbit around the supermassive black hole at the centre of the Milky Way". Nature. 419 (6908): 694–696. arXiv:astro-ph/0210426. Bibcode:2002Natur.419..694S. doi:10.1038/nature01121. PMID12384690. S2CID4302128.