NGC 3431 (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 3431" in Polish language version.

refsWebsite

Global rank Polish rank

5,388^th place

2,254^th place

887^th place

766^th place

low place

2,148^th place

caltech.edu

ned.ipac.caltech.edu

NGC 3431 w NASA/IPAC Extragalactic Database (ang.)

cseligman.com

Courtney Seligman: NGC 3431. Celestial Atlas. [dostęp 2014-07-22]. (ang.).

seds.org

spider.seds.org

NGC 3431 w serwisie SEDS.org (Revised NGC and IC Catalog) (ang.)