Literature Cited
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- American Society of Brewing Chemists. Methods of Analysis (6th ed.) p. 66-J The Society: Glenview, Ill. (1958).
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- Koller, H. J. Inst. Brewing 75:175 (1969).
- Seeley, C. A. U.S. Patent 103,091. (1870).
- Verzele, M., Jansen, H. E., and Ferdinandus, A. J. Inst. Brewing 76: 25 (1970).
- Verzele, M., Claus, H., and Van Dyck, J. J. Inst. Brewing 73:39 (1967).