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- [3] MODIFICATION OF KRAFT BLACK LIQUOR PROPERTIES BY ULTRAFILTRATION ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1986, 192 : 22 - CELL
- [6] PREPARATION OF KRAFT LIGNIN FROM BLACK LIQUOR ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1984, 188 (AUG): : 95 - CELL