1. Diatom analysis;Battarbee,1986
2. Pollen analysis and pollen diagrams;Berglund,1986
3. Development of the Baltic Sea and the Skagerrak/Kattegat;Björck,1994
4. Industrialization affects heavy metal and carbon isotope concentrations in recent Baltic Sea sediments;Erlenkeuser;Geochimica et Cosmochimica Acta,1973
5. Glückert, G. 1976. Post-glacial shore-level displacement of the Baltic in SW Finland: Annales Academiae Scientiarum Fennicae, Ser A III, 92.