{"id":"000985290","type":"book","title":"NAP percentages as an expression of cleared areas","publisher":"G. Fischer","publisher-place":"Stuttgart/Jena/New York","pages":"13-27","container-title":"Evaluation of land surfaces cleared from forests in the Roman Iron Age and the time of migrating Germanic tribes based on regional pollen diagrams","author":[{"family":"Aaby","given":"Bent."}],"issued":{"raw":"1994"}}