{"id":"001601462","type":"article","title":"Das jungsteinzeitliche Silexbergwerk «im Chalchofen» bei Olten Kanton Solothum","publisher":"Schweizerische Gesellschaft für Historische Bergbauforschung","publisher-place":"Basel","pages":"22-34","container-title":"Minaria Helvetica, 36 (2015","author":[{"family":"Lötscher","given":"Christoph"}],"issued":{"raw":"2015"}}