Kenneth Essex Edgeworth (Czech Wikipedia)

Analysis of information sources in references of the Wikipedia article "Kenneth Essex Edgeworth" in Czech language version.

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google.cz

books.google.cz

  • DAVIES, John. Beyond Pluto: Exploring the outer limits of the solar system. Cambridge: Cambridge University Press, 2001. Dostupné online. ISBN 0521800196. Kapitola Prologue, s. xii. (anglicky) 

web.archive.org

worldcat.org