{"id":"001324493","type":"book","title":"The gathering, stocking and knapping of flint during the Chalcolithic at Casa Barril (Portugal)","publisher":"Archaeopress","publisher-place":"Oxford","pages":"157-169","container-title":"Proceedings of the 2nd International Conference of the UISPP Comission on Flint Mining in Pre- and Protohistoric times (Madrid, 14-17 October 2009","author":[{"family":"Sousa","given":"Ana Catarina."}],"issued":{"raw":"2011"}}