1. Galli Anonymi Cronica et Gesta ducum sive principum polonorum;Anonymus,1952
2. Chronostratigraphic techniques in recent sediments;Appleby,2002
3. Suck-in and smear: two related chronological problems for the 90s;Baillie;J Theoretical Archaeol,1991
4. Po-210 and Pb-210 as atmospheric tracers and global atmospheric Pb-210 fallout: a review;Baskaran;J. Environ. Radioact.,2011
5. The interpretation of anthropogenic indicators in pollen diagrams;Behre;Pollen Spores,1981