1. Food chemistry. Principles of food science, Part 1,1979
2. Biochemistry;Lehninger,1975
3. HPLC in food analysis;Macrae,1988
4. Food analysis: Theory and practice;Pomeranz,1978
5. Spectrophotometric determination of l-malic acid with a malic enzyme;Suye;Bioscience, Biotechnology, and Biochemistry,1992