{"id":"001197704","type":"book","title":"Carbonized plant remains from a pre-Roman Iron Age house site at Opperdoes, West Friesland, The Netherlands","pages":"69-78","container-title":"Vegetation History and Archaeobotany, 2,2 (1993","author":[{"family":"Buurman","given":"Janneke"}],"issued":{"raw":"1993"}}