NGC 549 (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 549" in Polish language version.

refsWebsite

Global rank Polish rank

887^th place

766^th place

low place

2,148^th place

1,342^nd place

566^th place

caltech.edu

ned.ipac.caltech.edu

NGC 549 w NASA/IPAC Extragalactic Database (ang.)

cseligman.com

Courtney Seligman: NGC 549. [w:] Celestial Atlas [on-line]. [dostęp 2014-11-12]. (ang.).

u-strasbg.fr

simbad.u-strasbg.fr

NGC 549 w bazie SIMBAD (ang.)