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261by Basu, Asish R., Petaev, Michail I., Poreda, Robert J., Jacobsen, Stein B., Becker, Luann“...-Permian bed at Graphite Peak in Antarctica. The Ni/Fe, Co/Ni, and P/Fe ratios in metal grains; the Fe/Mg...”
Published in Science (2003)
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Article in Journal/Newspaper -
262“... is proposed for the Carboniferous and Permian sequences of Spitsbergen and Bjørnøya, the important Arctic...”
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263by Brayard, A, Vennin, E, Olivier, N, Bylund, K G, Jenks, J, Stephen, D A, Bucher, H, Hofmann, R, Goudemand, N, Escarguel, G“...Recovery from the devastating Permian–Triassic mass extinction about 252 million years ago...”
Published 2011
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264by O'Brien, Philip EdwardSubjects: “...Permian stratigraphic geology...”
Published 2005
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Doctoral or Postdoctoral Thesis -
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275by Farley, K. A., Ward, P., Garrison, G., Mukhopadhyay, SujoySubjects: “...Permian-Triassic boundary...”
Published in Earth and Planetary Science Letters (2005)
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276by Ferreira-Oliveira, Luis Gustavo, Rohn, RosemarieSubjects: “...Permian...”
Published in Journal of South American Earth Sciences (2014)
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Other/Unknown Material -
277by Henderson, Charles MurraySubjects: “...Paleontology --Permian...”
Published 1981
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