References
- American Society of Brewing Chemists. Report of Subcommittee on the Application of Gas-Liquid Chromatography to Analytical Problems in Brewing Chemistry. Amer. Soc. Brew. Chem., Proc. 1970. p. 218.
- American Society of Brewing Chemists. Report of Subcommittee on the Application of Gas-Liquid Chromatography to Analytical Problems in Brewing Chemistry. Amer. Soc. Brew. Chem., Proc. 1971. p. 314.
- Trachman. H., and Saletan, L. T. Amer. Soc. Brew. Chem., Proc. 1969, p. 19.