{"id":"001302902","type":"book","title":"A Levallois Knapping Site at West Thurrock, Lower Thames, UK: its quaternary context, environment and age","pages":"21-52","container-title":"Proceedings of the Prehistoric Society, New Series, 72 (2006","author":[{"family":"Schreve","given":"D. C."}],"issued":{"raw":"2006"}}