1. AOAC (1980) Official Methods of Analysis. Association of Official Analytical Chemists, Washington, DC
2. Augustin J, Klein BP, Becker DA, Venugopal PV (1985) Vitamin C (L-Ascorbic and Dehydro-L-Ascorbic Acids). In: Methods of Vitamin Assay. Wiley-Interscience, New York, pp 303?349
3. Chattopadhyay H, Nandi N, Banerjee S (1950) Studies on germination. Part III. The effect of germination on the thiamine content of the pulses grown in Bengal. Ind Pharm 5: 121?122
4. Datta CS (1977) Microdeterminations of tryptophan in compound poultry rations. JAOAC 60: 1379?1382
5. Dalby A, Tsai CY (1976) Lysine and tryptophan increases during germination of maize seed. Cereal Chem 53: 222?227