1. The geochemistry of 14C in fresh-water systems;Broecker;Geochim. Cosmochim. Acta,1959
2. Use of carbon-isotope analyses of carbonates for differentiationing fresh-water and marine sediments;Clayton;Bull. Am. Assoc. Petrol. Geologists,1959
3. The geochemistry of the stable carbon isotopes;Craig;Geochim. Cosmochim. Acta,1953
4. Carbon and oxygen isotopic composition of selected limestones and fossils;Keith;Geochim. Cosmochim. Acta,1964
5. Carbon-13 in lake waters and its possible bearing on paleolimnology;Oana;Am. J. Sci.,1960