Cryopterygius (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Cryopterygius" in Polish language version.

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fossilworks.org

pan.pl

app.pan.pl

worldcat.org

  • Patrick S. Druckenmiller, Jørn H. Hurum, Espen M. Knutsen & Hans Arne Nakrem, Two new ophthalmosaurids (Reptilia: Ichthyosauria) from the Agardhfjellet Formation (Upper Jurassic: Volgian/Tithonian), Svalbard, Norway, „Norwegian Journal of Geology”, 92 (2–3), s. 311–339, ISSN 1502-5322 (ang.).