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1st Author:
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Fredericks, Georgiya
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2nd Author:
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3rd Author:
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Year:
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1921 |
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Title:
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O nekotorykh verkhnekamennougol'nykh ammoneyakh Urala. |
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Reference:
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Ezhegodnik Russkogo Paleontologicheskogo Obshchestva, 3: 73-94, fig.1, pl.5; Petrograd. |
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Keywords:
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U.Carbon.; Russia; Urals |
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Link:
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