{"id":"001023220","type":"book","title":"Precision versus accuracy in the XRF analysis of archaeological obsidian: some lessons for archaeometry and archaeology","publisher":"Archaeopress","publisher-place":"Oxford","pages":"805-809","container-title":"Archaeometry 98 (2). Proceedings of the 31st Symposium Budapest, April 26-May 3,1998. 2","author":[{"family":"Shackley","given":"M. S."}],"issued":{"raw":"2002"}}