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http://www.sciencemag.org/content/292/5517/686.abstract?sid=3845f861-daba-44b3-b691-28634469867e

Trends, Rhythms, and Aberrations in Global Climate 65 Ma to Present

    James Zachos,
    Mark Pagani,
    Lisa Sloan,
    Ellen Thomas,
    and Katharina Billups

Science 27 April 2001: 686-693. [DOI:10.1126/science.1059412]

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