1. Geochemistry of organic substances;ABELSON,1959
2. Thorium/uranium ratios as indicators of sedimentary processes: example of concept of geochemical facies;ADAMS;Bull. Am. Assoc. Petrol. Geologists,1958
3. Carbon and nitrogen in subaquatic sediments;ARRHENIUS;Geochim. Cosmochim. Acta,1950
4. Isotopic fractionation of sulfur in geochemical processes;AULT,1959
5. Isotopic geochemistry of sulphur;AULT;Geochim. Cosmochim. Acta.,1959