Cambrian–Ordovician extinction event (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Cambrian–Ordovician extinction event" in English language version.

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doi.org

geoscienceworld.org

pubs.geoscienceworld.org

  • Saltzman, Matthew R; Edwards, Cole T; Adrain, Jonathan M; Westrop, Stephen R. "Geology(Boulder)". pubs.geoscienceworld.org. Retrieved 2023-11-08.

harvard.edu

ui.adsabs.harvard.edu

nih.gov

pubmed.ncbi.nlm.nih.gov

royalsocietypublishing.org

  • Fortey, Richard Alan (6 November 1989). "There are extinctions and extinctions: examples from the Lower Palaeozoic". Philosophical Transactions of the Royal Society B: Biological Sciences. 325 (1228): 327–355. Bibcode:1989RSPTB.325..327F. doi:10.1098/rstb.1989.0092. Retrieved 19 April 2023.

sciencedirect.com

semanticscholar.org

api.semanticscholar.org

wiley.com

onlinelibrary.wiley.com

worldcat.org