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NGC 6990 (Romanian Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 6990" in Romanian language version.

refsWebsite
Global rank Romanian rank
3wikidata.org
43rd place
2nd place
2caltech.edu
887th place
815th place
2u-strasbg.fr
1,342nd place
1,045th place
1harvard.edu
18th place
27th place
1doi.org
2nd place
3rd place
1seds.org
5,388th place
2,494th place
1cseligman.com
low place
5,169th place

caltech.edu (Global: 887th place; Romanian: 815th place)

ned.ipac.caltech.edu

cseligman.com (Global: low place; Romanian: 5,169th place)

doi.org (Global: 2nd place; Romanian: 3rd place)

harvard.edu (Global: 18th place; Romanian: 27th place)

adsabs.harvard.edu

seds.org (Global: 5,388th place; Romanian: 2,494th place)

spider.seds.org

u-strasbg.fr (Global: 1,342nd place; Romanian: 1,045th place)

vizier.u-strasbg.fr

  • „VizieR” (în engleză). Wikidata Q1662358. 

simbad.u-strasbg.fr

wikidata.org (Global: 43rd place; Romanian: 2nd place)

  • „VizieR” (în engleză). Wikidata Q1662358. 
  • Patrick Roche; Allen D. A.; Norris R. P.; Meadows V. S. (). „A large sample of southern IRAS galaxies: spectral classes and super clustering”. Monthly Notices of the Royal Astronomical Society (în engleză). 248: 528–543. Bibcode:1991MNRAS.248..528A. doi:10.1093/MNRAS/248.3.528. Wikidata Q66617599. 
  • 6990 „NGC 6990” Verificați valoarea |url= (ajutor). SIMBAD. Wikidata Q654724.