{"id":"001070859","type":"book","title":"Romanesque round church towers in Scandinavia","publisher":"Leidorf","publisher-place":"Rahden/Westf","pages":"515-521","container-title":"Zwischen Fjorden und Steppe. Festschrift für Johan Callmer zum 65. Geburtstag","author":[{"family":"Wienberg","given":"Jes 1956-"}],"issued":{"raw":"2010"}}