{"id":"001064734","type":"book","title":"Harbours and trading centres on Bornholm, Öland and Gotland in the late 9th century","publisher":"The Viking Ship Museum, Roskilde","publisher-place":"Roskilde","pages":"145-159","container-title":"Wulfstan's voyage : The Baltic Sea region in the early Viking Age as seen from shipboard","author":[{"family":"Jørgensen","given":"Anne Nørgård."}],"issued":{"raw":"2009"}}