{"id":"000030938","type":"book","title":"Helium-uranium ratios for pleistocene and tertiary fossil aragonites.- Washington, D.C","container-title":"Science; 149. 1965, no. 3681, S. 313-316: 2 Ill.; 2 Tab","author":[{"family":"Wheelock","given":"E. F."}],"issued":{"raw":"1965"}}