{"id":"001057473","type":"book","title":"Correlation flint layers neolithic mines at Rykcholt-St","publisher":"Deutsches Bergbau-Museum, Institut für Montanarchäologie","publisher-place":"Bochum","pages":"573-576","container-title":"Stone Age - Mining Age","author":[{"family":"Rademakers","given":"P. C. M."}],"issued":{"raw":"2006"}}