NGC 4939 (Arabic Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 4939" in Arabic language version.

refsWebsite
Global rank Arabic rank
43rd place
2nd place
18th place
33rd place
1,342nd place
1,392nd place
2nd place
5th place
5th place
4th place

doi.org

harvard.edu

ui.adsabs.harvard.edu

u-strasbg.fr

vizier.u-strasbg.fr

  • VizieR (بالإنجليزية), QID:Q1662358

wikidata.org

  • VizieR (بالإنجليزية), QID:Q1662358
  • Gérard de Vaucouleurs (1991), Third Reference Catalogue of Bright Galaxies, Version 9 (بالإنجليزية), New York City: Springer Science+Business Media, Bibcode:1991rc3..book.....D, QID:Q66617601
  • Hewitt A.; Burbidge G. (1991). "An optical catalog of extragalactic emission-line objects similar to quasi-stellar objects". The Astrophysical Journal Supplement Series (بالإنجليزية). 75: 297–356. Bibcode:1991ApJS...75..297H. DOI:10.1086/191533. ISSN:0067-0049. QID:Q66617595.

worldcat.org