{"id":"001071337","type":"book","title":"Expanding the frontiers: how the portable antiquities scheme database increases knowledge of Roman coin use in England","publisher":"Archaeopress","publisher-place":"Oxford","pages":"143-160","container-title":"A decade of discovery : Proceedings of the Portable Antiquities Scheme Conference 2007","author":[{"family":"Moorhead","given":"Sam"}],"issued":{"raw":"2010"}}