Catatan Pemanah_(buruj)

  1. "Sagittarius". deepsky.astroinfo.org. Dicapai 30 Ogos 2008. 
  2. skywatchers[pautan putus]
  3. "First Globular Cluster Outside the Milky Way". ESA/Hubble Photo of the Week. Dicapai 9 November 2011. 
  4. Wilkins, Jamie; Dunn, Robert (2006). 300 Astronomical Objects: A Visual Reference to the Universe (edisi ke-1). Buffalo, New York, Amerika Syarikat: Firefly Books. ISBN 978-1-55407-175-3. 
  5. "Dramatic Outburst Reveals Nearest Black Hole". Balai Cerap Astronomi Radio Kebangsaan. Dicapai 30 Ogos 2008. 
  6. A Black Hole in the Superluminal Source SAX J1819.3-2525 (V4641 SGR), 2001: "Finally, we find a distance in the range 7.40 ≤ d ≤ 12.31 kpc (90% confidence), which is at least a factor of ≈ 15 larger than the initially assumed distance of ≈ 500 pc."
  7. Halaman 15 daripada Origins of the ancient constellations: I. The Mesopotamian traditions, oleh J. H. Rogers
  8. White, Gavin (2008). Babylonian Star-lore. Solaria Pubs. m/s. 155. 
  9. "Transient Object Followup Reports". cbat.eps.harvard.edu. Dicapai 24 Mac 2015.