{"id":"002044403","type":"article","title":"Development of 14C Dating of mortars at ETH Zurich","publisher":"Cambridge University Press","publisher-place":"New York","pages":"591-600","container-title":"Radiocarbon, 62,3 (2020","author":[{"family":"Hajdas","given":"Irka"},{"family":"Ringbom","given":"Åsa"},{"family":"Röttig","given":"Maria Belen"}],"issued":{"raw":"2020"}}