อ้างอิง ของ ไอซี 342

  1. 1 2 3 4 5 6 7 8 "NASA/IPAC Extragalactic Database". Results for IC 342. สืบค้นเมื่อ 2006-11-01.
  2. 1 2 I. D. Karachentsev; V. E. Karachentseva; W. K. Hutchmeier; D. I. Makarov (2004). "A Catalog of Neighboring Galaxies". Astronomical Journal. 127 (4): 2031–2068. Bibcode:2004AJ....127.2031K. doi:10.1086/382905.
  3. ↑ Karachentsev, I. D.; Kashibadze, O. G. (2006). "Masses of the local group and of the M81 group estimated from distortions in the local velocity field". Astrophysics. 49 (1): 3–18. Bibcode:2006Ap.....49....3K. doi:10.1007/s10511-006-0002-6.
  4. ↑ "Hubble's Hidden Galaxy". www.spacetelescope.org. สืบค้นเมื่อ 3 July 2017.
  5. ↑ O'Meara, Stephen James (2002). The Caldwell Objects. Cambridge University Press. pp. 30–32. ISBN 0-933346-97-2.
  6. ↑ แม่แบบ:Cite APOD
  7. ↑ Denning, W. F. (1893). "New nebula". Astronomy and Astro-Physics. Bibcode:1893AstAp..12..189D.
  8. ↑ SEDS IC 342. Archived January 2, 2007, at the Wayback Machine.

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