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2. Enzymes in brewing and distilling;Bamforth,1989
3. Factors affecting wort separation;Barrett;J. Inst. Brew.,1973
4. Scope and limitations of enzymatic deoxygenating methods to improve flavor stability of beer;Blockmans;J. Am. Soc. Brew. Chem.,1987
5. Production scale brewing using high proportions of barley;Button;J. Inst. Brew.,1974