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NGC 39 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 39" in English language version.

refsWebsite
Global rank English rank
1caltech.edu
887th place
714th place
1cseligman.com
low place
low place
1harvard.edu
18th place
17th place
1wis-tns.org
low place
low place

caltech.edu

ned.ipac.caltech.edu

  • "Results for object NGC 0039 (NGC 39)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2021-02-08.

cseligman.com

harvard.edu

ui.adsabs.harvard.edu

  • Garcia, A. M. (1993). "General study of group membership. II. Determination of nearby groups". Astronomy and Astrophysics Supplement Series. 100: 47. Bibcode:1993A&AS..100...47G.

wis-tns.org