NGC 509 (French Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 509" in French language version.

refsWebsite
Global rank French rank
2nd place
3rd place
887th place
928th place
low place
low place
low place
3,002nd place
18th place
118th place
485th place
416th place
120th place
178th place

astrovalleyfield.com

caltech.edu

ned.ipac.caltech.edu

cseligman.com

doi.org

dx.doi.org

harvard.edu

ui.adsabs.harvard.edu

oup.com

academic.oup.com

researchgate.net

  • Abraham Mahtessian, « Groups of galaxies. III. Some empirical characteristics », Astrophysics, vol. 41 #3,‎ , p. 308-321 (DOI 10.1007/BF03036100, lire en ligne, consulté le )