{"id":"000985294","type":"book","title":"Maps for terrestrial non-tree pollen (NAP) percentages in north and central Europe 1800 and 1450 B","publisher":"G. Fischer","publisher-place":"Stuttgart/Jena/New York","pages":"119-134","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":"Andersen","given":"Svend Thorkild"}],"issued":{"raw":"1994"}}