{"id":"001246921","type":"book","title":"Vondst van vroeg-Romeinse kapfibula op dak twaalfverdiepingenflat te Bilgaard in Leeuwarden","pages":"27-29","container-title":"Westerheem, 41,1-6 (1992","author":[{"family":"Kramer","given":"E."}],"issued":{"raw":"1992"}}