Absolute Dating of Permian Ash-Fall in the Rio Bonito Formation, Paraná Basin, Brazil
| Autor: | de Matos, Sérgio Luís Fabris, Yamamoto, Jorge Kazuo, Riccomini, Claudio, Hachiro, Jorge, Tassinari, Colombo Celso Gaeta |
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| Zdroj: | In Gondwana Research 2001 4(3):421-426 |
| Databáze: | ScienceDirect |
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