NGC 6980 (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 6980" in Polish language version.

refsWebsite
Global rank Polish rank
low place
2,148th place
low place
low place

cseligman.com

  • Courtney Seligman: NGC 6980. [w:] Celestial Atlas [on-line]. [dostęp 2017-11-09]. (ang.).

haroldcorwin.net

  • Harold G. Corwin Jr.: NGC 6980. [w:] Notes on the NGC objects, particularly those missing, misidentified, or otherwise unusual [on-line]. 2017-06-20. [dostęp 2017-11-09]. (ang.).