1. Switzerland;Ammann,1996
2. Quantification of biotic responses to rapid climatic changes. A synthesis;Ammann;Palaeogeography, Palaeoclimatology, Palaeoecology,2000
3. Climat, cultures céréalières et densité de population au Néolithique;Arbogast;Archäologisches Korrespondenzblatt,1996
4. Beaulieu (de), J.-L., Richard, H., Ruffaldi, P., Clerc, J., 1994. History of vegetation, climate and human action in the French Alps and the Jura over the last 15 000 years. Dissertationes Botanicae 234, 253–276.
5. Long-term indirect indices of solar variability;Beer;Space Science Reviews,2000