Multivariate study of trace element distribution in the geological record of Roñanzas Peat Bog (Asturias, N. Spain). Paleoenvironmental evolution and human activities over the last 8000calyr BP

1. Gallego, J.L.R.
2. Ortiz, J.E.
3. Sierra, C.
4. Torres, T.
5. Llamas, J.F.