1. The colorimetrie determination of lactic acid in biological material;Barker;J. Biol. Chem.,1941
2. The chemical composition of bull semen with special references to nucleic acids, free nucleotides and free amino acids;Bhargava;Biochem. J.,1959
3. Dunkelgod, Kenneth E. 1968. Relationship of free amino acids in the plasma to dietary requirements of the turkey. Ph.D. thesis, University of Minnesota, St. Paul.
4. A comparison of the free amino acids in seminal plasma of the bull, boar, cock, turkey and uterine fluids of the cow during estrus;Graham,1964
5. Ion exchange chromatography of amino acids—microdetermination of free amino acids in serum;Hamilton;Ann. N. Y. Acad. Sci.,1962