Tetrapod trackways from the early Middle Devonian period of Poland
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| Description | scientific article |
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author: Marek Narkiewicz Grzegorz Niedźwiedzki Per E. Ahlberg Krzysztof Narkiewicz Katarzyna Narkiewicz Piotr Szrek |
| Publication date | January 7, 2010 |
| Language | English |
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