{"id":"001351809","type":"book","title":"Gesteinsfragment mit Ritzungen aus Berburg, Gde. Manternach (Luxembourg)","pages":"37-39","container-title":"Bulletin de la Société Préhistorique Luxembourgeoise, 33 (2011","author":[{"family":"Grisse","given":"André."}],"issued":{"raw":"2012"}}