{"id":"001001978","type":"book","title":"Phosphate surveying of coastal settlements","publisher":"The Viking Ship Museum, Roskilde","publisher-place":"Roskilde","pages":"269-274","container-title":"Aspects of maritime Scandinavia AD 200-1200. Proceedings of the Nordic Seminar on Maritime Aspects of Archaeology, Roskilde, 13th-15th march, 1989","author":[{"family":"Österholm","given":"Inger"}],"issued":{"raw":"1991"}}