Tham khảo Hệ tọa độ thiên hà

  1. 1 2 Johnson, Dean R.H.; Soderblom, David R. (1987). “Calculating galactic space velocities and their uncertainties, with an application to the Ursa Major group”. Astronomical Journal. 93: 864. Bibcode:1987AJ.....93..864J. doi:10.1086/114370.
  2. 1 2 3 4 Blaauw, A.; Gum, C.S.; Pawsey, J.L.; Westerhout, G. (1960). “The new IAU system of galactic coordinates (1958 revision)”. Monthly Notices of the Royal Astronomical Society. 121 (2): 123. Bibcode:1960MNRAS.121..123B. doi:10.1093/mnras/121.2.123.
  3. 1 2 3 James Binney, Michael Merrifield (1998). Galactic Astronomy. Princeton University Press. tr. 30–31. ISBN 0-691-02565-7.
  4. 1 2 3 Reid, M.J.; Brunthaler, A. (2004). “The Proper Motion of Sagittarius A*”. The Astrophysical Journal. 616 (2): 874, 883. arXiv:astro-ph/0408107. Bibcode:2004ApJ...616..872R. doi:10.1086/424960. S2CID 16568545.
  5. For example in Kogut, A.; và đồng nghiệp (1993). “Dipole Anisotropy in the COBE Differential Microwave Radiometers First-Year Sky Maps”. Astrophysical Journal. 419: 1. arXiv:astro-ph/9312056. Bibcode:1993ApJ...419....1K. doi:10.1086/173453.
  6. Carroll, Bradley; Ostlie, Dale (2007). An Introduction to Modern Astrophysics (ấn bản 2). Pearson Addison-Wesley. tr. 900-901. ISBN 978-0805304022.
  7. “SEDS Milky Way Constellations”.
  8. For example Bobylev, Vadim V. (tháng 3 năm 2010). “Searching for Stars Closely Encountering with the Solar System”. Astronomy Letters. 36 (3): 220–226. arXiv:1003.2160. Bibcode:2010AstL...36..220B. doi:10.1134/S1063773710030060. S2CID 118374161.