{"id":"001257632","type":"book","title":"Wo sind die Retorten? Überlegungen zur Herstellung von Birkenpech im Neolithikum","publisher-place":"Berlin","pages":"15-19","container-title":"Acta Praehistorica et Archaeologica, 23 (1991","author":[{"family":"Weiner","given":"Jürgen"}],"issued":{"raw":"1991"}}