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1. |
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Plants and the K-T Boundary
Douglas J Nichols, Kirk R Johnson
E-bok. Cambridge University Press, Storbritannien, 2008.
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2. |
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Cruisin' the Fossil Coastline
Kirk R Johnson, Ray Troll
Häftad. Fulcrum Inc.,US, USA, 2018.
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3. |
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Cruisin' the Fossil Coastline
Kirk R Johnson, Ray Troll
E-bok. Chicago Review Press, USA, 2018.
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4. |
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Cruisin' the Fossil Coastline
Kirk R Johnson, Ray Troll
E-bok. Chicago Review Press, USA, 2018.
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