M.F. Sánchez Goñi, J.-L. Turon, F. Eynaud, N.J. Shackleton and O. Cayre (2000) “Direct land/sea correlation of the Eemian, and its comparison with the Holocene: a high-resolution palynological record off the Iberian margin”, Netherlands Journal of Geosciences, 79, pp. 345 - 354. doi: 10.1017/S0016774600023702.