References
- American Society of Brewing Chemists. Report of Subcommittee on Oxidation State of Beer. Proc. 1966, p. 259.
- Gray, P. P., and Stone, I. M. J. Inst. Brewing, 36: 256 (1939).
- De Clerck, J., and Van Cauwenberge, E.H. Wallerstein Labs. Commun. 20:255 (1957).
- American Society of Brewing Chemists. Report of Subcommittee on Oxidation State of Beer. Proc. 1967, p. 276.
- American Society of Brewing Chemists. Report of Subcommittee on Oxidation State of Beer. Proc. 1968, p. 267.
- American Society of Brewing Chemists. Report of Subcommittee on Oxidation State of Beer. Proc. 1969, p. 256.
- Youden, W. J. Statistical Techniques for Collaborative Testing. The Association of Official Analytical Chemists: Washington, D.C. 1967.