NGC 3994 (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 3994" in Polish language version.

refsWebsite
Global rank Polish rank
1,342nd place
566th place
low place
2,148th place
low place
low place

cseligman.com

  • Courtney Seligman: NGC 3994. Celestial Atlas. [dostęp 2015-06-12]. (ang.).

nrao.edu

  • ARP 313. [w:] An HI Rogues Gallery [on-line]. National Radio Astronomy Observatory, 2001. [dostęp 2014-08-05]. (ang.).

u-strasbg.fr

simbad.u-strasbg.fr