{"id":"001447665","type":"book","title":"When was the Roman conquest in Hertfordshire?","publisher":"Hertfordshire Publications, University of Hertfordshire Press,.","publisher-place":"Hatfield","pages":"117-134","container-title":"Archaeology in Hertfordshire : recent research : a Festschrift for Tony Rook","author":[{"family":"Thompson","given":"Isobel"}],"issued":{"raw":"2015"}}