{"id":"002034936","type":"article","title":"Four thousand years of plant exploitation in the Lake Chad Basin (Nigeria), part III: plant impressions in potsherds from the Final Stone Age Gajiganna Culture","container-title":"Vegetation History and Archaeobotany, 13,2 (2004","author":[{"family":"Klee","given":"Marlies"},{"family":"Zach","given":"Barbara"},{"family":"Stika","given":"Hans Peter"}],"issued":{"raw":"2004"}}