عصر التوني (Arabic Wikipedia)

Analysis of information sources in references of the Wikipedia article "عصر التوني" in Arabic language version.

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doi.org

nih.gov

pubmed.ncbi.nlm.nih.gov

  • Macdonald، F. A.؛ Schmitz, M. D.؛ Crowley, J. L.؛ Roots, C. F.؛ Jones, D. S.؛ Maloof, A. C.؛ Strauss, J. V.؛ Cohen, P. A.؛ Johnston, D. T.؛ Schrag, D. P. (4 مارس 2010). "Calibrating the Cryogenian". Science. ج. 327 ع. 5970: 1241–1243. DOI:10.1126/science.1183325. PMID:20203045. (Duration and magnitude are enigmatic)

pnas.org

purdue.edu

engineering.purdue.edu

stratigraphy.org

timescalefoundation.org

usap.gov

antarcticsun.usap.gov

  • "Research paper suggests East Antarctica and North America once linked". The Antarctic Sun. United States Antarctic Program. 26 أغسطس 2011. مؤرشف من الأصل في 2018-07-02. اطلع عليه بتاريخ 2012-11-15.

web.archive.org

  • "Research paper suggests East Antarctica and North America once linked". The Antarctic Sun. United States Antarctic Program. 26 أغسطس 2011. مؤرشف من الأصل في 2018-07-02. اطلع عليه بتاريخ 2012-11-15.
  • Global Boundary Stratotype Section and Point (GSSP) of the International Commission of Stratigraphy.نسخة محفوظة 10 ديسمبر 2018 على موقع واي باك مشين.
  • Global Boundary Stratotype Section and Point (GSSP) of the International Commission of Stratigraphy, Status on 2009. نسخة محفوظة 14 مايو 2010 على موقع واي باك مشين.

wikidata.org