{"id":"000988905","type":"book","title":"Pollen proxy data for human impact on vegetation, based on methodological experiences","publisher":"G. Fischer","publisher-place":"Stuttgart","pages":"1-11","container-title":"Evaluation of land surfaces cleared from forests by prehistoric man in early neolithic times and the time of migrating German tribes","author":[{"family":"Andersen","given":"Svend Th."}],"issued":{"raw":"1992"}}