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- [3] APPLICATION OF ELECTROCHEMICAL AND ULTRAVIOLET DETECTORS IN THE GEL-FILTRATION OF HUMIC ACIDS JOURNAL OF CHROMATOGRAPHY, 1983, 281 (DEC): : 319 - 325
- [4] GEL-FILTRATION OF SOLUBLE COLORED METAL HEXACYANOFERRATE(II) COMPOUNDS JOURNAL OF CHROMATOGRAPHY, 1980, 187 (02): : 458 - 461