{"id":"000989473","type":"book","title":"The diatom evidence","publisher":"Council for British Archaeology, York","publisher-place":"London","pages":"117-128","container-title":"Excavations at Caldicot, Gwent: Bronze Age palaeochannels in the Lower Nedern Valley","author":[{"family":"Cameron","given":"Nigel G."}],"issued":{"raw":"1997"}}