NGC 21 (Slovenian Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 21" in Slovenian language version.

Last modified: 21:36:08, 17 February 2023 (UTC)

Ref.Un. Ref.Website

Global rank Slovenian rank

240^th place

149^th place

low place

5,317^th place

caltech.edu (Global: 240^th place; Slovenian: 149^th place)

nedwww.ipac.caltech.edu

»Zunajgalaktična podatkovna baza NASA/IPAC (NED)«. Podatki za NGC 21 (v angleščini). Pridobljeno 21. septembra 2008.

wikisky.org (Global: low place; Slovenian: 5,317^th place)

server1.wikisky.org

»NGC 21«. SKY-MAP.ORG (v angleščini). Pridobljeno 21. septembra 2008.