{"id":"001203210","type":"book","title":"Untersuchung der Stadtbefestigung in Calau, Niederlausitz","publisher":"Theiss","publisher-place":"Stuttgart","pages":"41-42","container-title":"Archäologie in Deutschland, 1994,4 (1994","author":[{"family":"Eickhoff","given":"S."}],"issued":{"raw":"1994"}}