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NGC 252 (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 252" in Polish language version.

refsWebsite
Global rank Polish rank
1caltech.edu
887th place
766th place
1u-strasbg.fr
1,342nd place
566th place
1cseligman.com
low place
2,148th place
1harvard.edu
18th place
140th place

caltech.edu

ned.ipac.caltech.edu

cseligman.com

  • Courtney Seligman: NGC 252. [w:] Celestial Atlas [on-line]. [dostęp 2014-11-06]. (ang.).

harvard.edu

cbat.eps.harvard.edu

  • List of Supernovae. [w:] IAU Central Bureau for Astronomical Telegrams [on-line]. Międzynarodowa Unia Astronomiczna. [dostęp 2014-11-06]. (ang.).

u-strasbg.fr

vizier.u-strasbg.fr

  • R.B. Tully et al.: NGC 252. [w:] Cosmicflows-2 catalog [on-line]. VizieR, 2013. [dostęp 2016-05-05]. (ang.).