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NGC 4227 (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 4227" in Polish language version.

refsWebsite
Global rank Polish rank
1u-strasbg.fr
1,342nd place
566th place
1cseligman.com
low place
2,148th place
1univ-lyon1.fr
low place
low place

cseligman.com

  • Courtney Seligman: NGC 4227. Celestial Atlas. [dostęp 2015-07-15]. (ang.).

u-strasbg.fr

simbad.u-strasbg.fr

univ-lyon1.fr

leda.univ-lyon1.fr

  • NGC 4227. [w:] HyperLeda [on-line]. [dostęp 2018-08-24]. (ang.).