{"id":"001249857","type":"book","title":"A post-Roman pottery assemblage from Hills Flats, South Gloucestershire: trade and communication by water in the Severn estuary","pages":"201-212","container-title":"Transactions of the Bristol and Gloucestershire Archaeological Society, 121 (2003","author":[{"family":"Allen","given":"J. R. L."}],"issued":{"raw":"2003"}}