TY - JOUR A1 - Willauer, A1 - Huddleston, A1 - Li, M A1 - Rogers, T1 - Investigation of aqueous biphasic systems for the separation of lignins from cellulose in the paper pulping process Y1 - 2000// N1 - R826732 JF - JOURNAL OF CHROMATOGRAPHY J1 - J CHROMATOGR VL - 743 IS - 1-2 SP - 127 EP - 135 PB - Elsevier Science ER -