NGC 7009 (Czech Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 7009" in Czech language version.

refsWebsite
Global rank Czech rank
5,388th place
1,978th place
18th place
99th place
69th place
196th place
1st place
1st place
1,342nd place
1,190th place
2nd place
4th place

arxiv.org

doi.org

dx.doi.org

harvard.edu

adsabs.harvard.edu

seds.org

messier.seds.org

  • Messier Online Astronomical Database: Saturn Nebula [online]. [cit. 2016-04-01]. Dostupné online. (anglicky) 
  • COE, Steve; CRAYON, A. J. SAC 110 best NGC object list [online]. 1990-04-01 [cit. 2016-04-01]. Dostupné online. (anglicky) 
  • MOORE, Patrick. The Caldwell Catalog [online]. 1995 [cit. 2016-04-01]. Dostupné online. (anglicky) 

u-strasbg.fr

simbad.u-strasbg.fr

  • SIMBAD Astronomical Database: Results for NGC 7009 [online]. [cit. 2016-04-01]. Dostupné online. (anglicky) 

web.archive.org

  • The NGC/IC Project: Results for NGC 7009 [online]. [cit. 2016-04-01]. Dostupné v archivu pořízeném dne 2009-05-28. (anglicky)