Tham khảo Messier 60

  1. Tully, R. Brent; et al. (August 2016), "Cosmicflows-3", The Astronomical Journal, 152 (2): 21, arXiv:1605.01765, Bibcode:2016AJ....152...50T, doi:10.3847/0004-6256/152/2/50, 50.
  2. "Odd Galaxy Couple On Space Voyage". Science Daily. September 6, 2012. Retrieved 2012-11-11.
  3. 1 2 Jones, K. G. (1991). Messier's Nebulae and Star Clusters (2nd ed.). Cambridge University Press. ISBN 978-0-521-37079-0.
  4. 1 2 De Bruyne, V.; et al. (January 2001), "Toward an Alternative Way of Looking at Elliptical Galaxies: Case Studies for NGC 4649 and NGC 7097", The Astrophysical Journal, 546 (2): 903–915, Bibcode:2001ApJ...546..903D, doi:10.1086/318275.
  5. Teodorescu, A. M.; et al. (July 2011), "Planetary Nebulae in the Elliptical Galaxy NGC 4649 (M 60): Kinematics and Distance Redetermination", The Astrophysical Journal, 736 (1): 16, arXiv:1105.1209, Bibcode:2011ApJ...736...65T, doi:10.1088/0004-637X/736/1/65, 65.
  6. 1 2 Paggi, Alessandro; et al. (July 2017), "Constraining the Physical State of the Hot Gas Halos in NGC 4649 and NGC 5846", The Astrophysical Journal, 844 (1): 30, arXiv:1706.02303, Bibcode:2017ApJ...844....5P, doi:10.3847/1538-4357/aa7897, 5.
  7. Shen, Juntai; Gebhardt, Karl (2010). "The Supermassive Black Hole and Dark Matter Halo of NGC 4649 (M60)". The Astrophysical Journal. 711 (1): 484–494. arXiv:0910.4168. Bibcode:2010ApJ...711..484S. doi:10.1088/0004-637X/711/1/484.
  8. "Supernova 2004W in M60". 2005.
  9. Moore, M.; et al. (February 2004), Green, D. W. E. (ed.), "Supernovae 2004T, 2004U, and 2004W", IAU Circular, 8286: 2, Bibcode:2004IAUC.8286....2M.
  10. Mamon, G. A. (July 1, 2008). "The nature of the nearest compact group of galaxies from precise distance measurements". Astronomy & Astrophysics. 486 (1): 113–117. arXiv:0803.3181. Bibcode:2008A&A...486..113M. doi:10.1051/0004-6361:200809827. ISSN 0004-6361.
  11. Sandoval, Michael A.; et al. (July 23, 2015). "Hiding in Plain Sight: Record-breaking Compact Stellar Systems in the Sloan Digital Sky Survey". The Astrophysical Journal. 808 (1): L32. arXiv:1506.08828. Bibcode:2015ApJ...808L..32S. doi:10.1088/2041-8205/808/1/L32.