Marquer, L. Terrestrial Palaeoclimates, Max Planck Institute for Chemistry, Max Planck Society;
Roberts, N., Fyfe, R. M., Woodbridge, J., Gaillard, M.-.-J., Davis, B. A. S., Kaplan, J. O., et al. (2018). Europe's lost forests: a pollen-based synthesis for the last 11,000 years. Scientific Reports, 8: 716. doi:10.1038/s41598-017-18646-7.