1. Forest development, soil genesis and human activity illustrated by pollen and hypha analysis of two neighbouring podzols in Draved Forest, Denmark
2. — 1986: Trees as anthropogenic indicators in regional pollen diagrams from eastern Denmark. In Behre, K-E. , editor, Anthropogenic indicators in pollen diagrams. Rotterdam: A.A. Balkema, 73-93.
3. — 1988: The cultural landscape as reflected in percentage and influx pollen diagrams from two Danish ombrotrophic mires. In Birks, H.H., Birks, H.J.B. , Kaland, P.E. and Moe, D., editors, The Cultural Landscape. Past, Present and Future. Cambridge: Cambridge University Press, 209-28.