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- [2] HIGH-PERFORMANCE LIQUID-CHROMATOGRAPHY OF ALPHA AND BETA-ACIDS IN BEER JOURNAL OF CHROMATOGRAPHY, 1984, 294 (JUN): : 471 - 475
- [5] ANALYSIS OF BEER ISO-ALPHA-ACIDS BY HIGH-PERFORMANCE LIQUID-CHROMATOGRAPHY WITHOUT SAMPLE PRETREATMENT JOURNAL OF CHROMATOGRAPHY, 1982, 244 (02): : 321 - 326