Late Prehistoric Petroleum Collection in Pennsylvania: Radiocarbon Evidence
| Autor: | Selsor, Karen A., Burky, Richard R., Kirner, Donna L., Thomas, Judith E., Southon, John R., Taylor, R. E. |
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| Zdroj: | American Antiquity, 2000 Oct 01. 65(4), 749-755. |
| Databáze: | JSTOR Journals |
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