{"id":"002017048","type":"article","title":"Direct AMS 14C analysis of carbonate","publisher":"Cambridge University Press","publisher-place":"New York","pages":"1431-1440","container-title":"Radiocarbon, 61 (2019), 0033-8222","author":[{"family":"Hua","given":"Quan"},{"family":"Levchenko","given":"Vladimir A."},{"family":"Kosnik","given":"Matthew A."}],"issued":{"raw":"2019"}}