1. Energy dispersive X-ray microanalysis of laminated sediments from Lake Valkiajärvi. Finland;Alapieti;Bull. Geol. Soc. Finland,1981
2. Landtsca level changes in southern Finland during the formation of the Salpausselkä endmoraines;Donner;Bull. Geol. Sue. Finland,1969
3. The dating of the levels of the Baltic Ice Lake and the Salpausselkä moraines in South Finland;Donner;Comment. Phys.-Math.,1978
4. Early land use, especially the slash-andburn cultivation in the commune of Lammi, southern Finland, interpreted mainly using pollen and charcoal analyses;Huttunen;Acta Boi. Fennica,1980
5. On the rate of sedimentation in the Baltic Sea;Ignatius;C. R. Soc. géol. Finlande,1958