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2. Øvre AEråsvatn - palynostratigraphy of a 22,000 to 10,000 BP lacustrine record on Andøya, Northern Norway;Alm;Boreas,1993
3. Early Weichselian interstadial sediments at Härnösand, Sweden;Ambrosiani;Boreas,1992
4. van Andel, T. H. & Davies, W. D. (eds.) 2003: Neanderthals and Modern Humans in the European Landscape of the Last Glaciation - Archaeological Results of the Stage 3 Project. 265 pp. The McDonald Institute for Archaeological Research, Cambridge.