Norit (Czech Wikipedia)

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

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archive.org

  • HUNT, Thomas Sterry. On norite or labradorite rock [microform] (1869), str. 5 [online]. American Association for the Advancement of Science, 1869 [cit. 2010-02-21]. Dostupné online. (anglicky) 

web.archive.org

  • Petrologie Měsíce. www.sirrah.troja.mff.cuni.cz [online]. [cit. 2010-02-21]. Dostupné v archivu pořízeném dne 2012-04-14.