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2. An improved desalting method for amino acid analysis of soils and sediments;Cheng;Soil Biol. Biochem.,1974
3. Analytical techniques in the field organic geochemistry;Degens,1964
4. The rate of hydrolysis of solutions of proteins in acids as measured by the formation of amino nitrogen;Greenberg;J. Amer. Chem. Soc.,1927
5. Amino acid geochemistry of a sediment core from the Cariaco trench;Hare;Carnegie Inst. Wash. Yearb.,1972