Kriogen (Polish Wikipedia)

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

refsWebsite

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doi.org

QiRui Zhang, XueLei Chu, LianJun Feng. Discussion on the Neoproterozoic glaciations in the South China Block and their related paleolatitudes. „Chinese Science Bulletin”. 54 (10), s. 1797-1800, 2009. DOI: 10.1007/s11434-009-0139-x.

phys.org

New evidence hints at global glaciation 716.5 million years ago. Phys.org, 2010-03-04. [dostęp 2014-07-26].
Researchers find new information about 'Snowball Earth' period. Phys.org, 2013-02-28. [dostęp 2014-07-26].