{"identifier":"nobleid:/w1/20260525/E7440042","arkIdentifier":"ark:/48914/w1/20260525/E7440042","version":1,"workTitle":"Principles of isotope geology","workType":"Journal Article","authors":"Richard W. Carlson","description":null,"workUrl":null,"createdAt":"2026-05-25T15:35:58.452812Z","canonicalUrl":"https://nobleid.org/ark:/48914/w1/20260525/E7440042.v1"}