{"id":"001015763","type":"book","title":"Untersuchungen zu den mittelpaläolithischen Artefakten von Bottrop, Rhein-Herne-Kanal","publisher":"Edition Agora","publisher-place":"Gelsenkirchen","pages":"69-77","container-title":"Ur-Geschichte im Ruhrgebiet. Festschrift Arno Heinrich","author":[{"family":"Schäfer","given":"Dieter."}],"issued":{"raw":"1992"}}