{"id":"001243455","type":"book","title":"Metal detection and the Frisian Kingdom. Questions about the Central Place of northern Westergo in the Early Middle Ages","pages":"219-238","container-title":"Berichten van de Rijksdienst voor het Oudheidkundig Bodemonderzoek, 45 (2002","author":[{"family":"Bazelmans","given":"Jos."}],"issued":{"raw":"2002"}}