IC 434 (Czech Wikipedia)

Analysis of information sources in references of the Wikipedia article "IC 434" in Czech language version.

refsWebsite
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cseligman.com

  • SELIGMAN, Courtney. Celestial Atlas: IC 434, the background of the Horsehead Nebula [online]. [cit. 2020-03-04]. Dostupné online. (anglicky) 

u-strasbg.fr

simbad.u-strasbg.fr

  • SIMBAD Astronomical Database: Results for NGC 3938 [online]. [cit. 2020-03-04]. Dostupné online. (anglicky) 

web.archive.org

  • Revised NGC Data for IC 434 [online]. SEDS.org [cit. 2020-03-04]. Dostupné v archivu pořízeném dne 2017-07-30. (anglicky) 

wz.cz

hvezdnouoblohou.wz.cz

  • KODRIŠ, Michal. Průvodce hvězdnou oblohou: Orion [online]. [cit. 2020-03-04]. Dostupné online.