{"id":"000988652","type":"book","title":"Das Programm ProPer","publisher":"Habelt","publisher-place":"Bonn","pages":"169-186","container-title":"Perlen. Archäologie, Techniken, Analysen. Akten des Internationalen Perlensymposiums in Mannheim vom 11. bis 14. November 1994","author":[{"family":"Sasse","given":"Barbara."}],"issued":{"raw":"1997"}}