{"id":"001264251","type":"book","title":"Zur Kulturgeschichte von Schneckenschalendeckeln (Opercula) aus archäologischer und ethnologischer Sicht","pages":"531-537","container-title":"Ethnographisch-Archäologische Zeitschrift, 45,4 (2004","author":[{"family":"Schifko","given":"Georg"}],"issued":{"raw":"2004"}}