{"id":"001071655","type":"book","title":"Provenancing iron ore from the Bristol Channel Orefiled: the cargo of the Medieval Magor Pill Boat","publisher":"Geological Society","publisher-place":"London","pages":"103-121","container-title":"Geoarchaeology : Exploration, environments, resources","author":[{"family":"Young","given":"T. P."}],"issued":{"raw":"1999"}}