{"id":"001037304","type":"book","title":"Mittelalterliche Koggesiegel, ein Diskussionsbeitrag","publisher":"Convent","publisher-place":"Hamburg","pages":"160-164","container-title":"Häfen, Schiffe, Wasserwege : Zur Schiffahrt des Mittelalters","author":[{"family":"Ellmers","given":"Detlev"}],"issued":{"raw":"2002"}}