{"id":"001030834","type":"book","title":"Die Schnecken in den Sedimenten","publisher":"Stämpfli","publisher-place":"Bern","pages":"72-83","container-title":"Birsmatten-Basisgrotte : Eine mittelsteinzeitliche Fundstelle im unteren Birstal","author":[{"family":"Schmid","given":"Elisabeth"}],"issued":{"raw":"1963"}}