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Перм (период) (Bulgarian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Перм (период)" in Bulgarian language version.

refsWebsite
Global rank Bulgarian rank
1doi.org
2nd place
7th place
1sci-lib.com
2,098th place
8th place

doi.org

dx.doi.org

  • Haq, B. U. и др. A Chronology of Paleozoic Sea-Level Changes // Science 322 (5898). 2008. DOI:10.1126/science.1161648. с. 64 – 68.

sci-lib.com

bse.sci-lib.com