The effect of parity status on δ 15N: looking for the “pregnancy effect” in 18th and 19th century London
| Autor: | Nitsch, E.K., Humphrey, L.T., Hedges, R.E.M. |
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| Zdroj: | In Journal of Archaeological Science 2010 37(12):3191-3199 |
| Databáze: | ScienceDirect |
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