{"id":"001073822","type":"book","title":"Spondylus shells at Prehistoric sites in the Iberian Peninsula","publisher":"Archaeopress","publisher-place":"Oxford","pages":"13-18","container-title":"Spondylus in Prehistory : New data and approaches. Contributions to the archaeology of shell technologies","author":[{"family":"Álvarez-Fernández","given":"Esteban"}],"issued":{"raw":"2011"}}