{"id":"001002411","type":"book","title":"Age estimation of materials with high keratin content based on cystine and cysteic acid content","publisher":"Oxbow Books","publisher-place":"Oxford","pages":"170-173","container-title":"Archaeological sciences. 1995. Proceedings of a Conference on the Application of Scientific Techniques to the Study of Archaeology. Liverpool, july 1995","author":[{"family":"Csapó","given":"János"}],"issued":{"raw":"1997"}}