共 50 条
- [32] SPECIFIC ION-EXCHANGERS BASED ON LIGNINS AND THEIR CHARACTERIZATION BY SI-29-NMR SPECTROSCOPY TAPPI JOURNAL, 1990, 73 (06): : 199 - 204
- [35] Quantitative 13C NMR spectroscopy. Chemical structure of kraft and nitrosated lignins Russian Journal of Bioorganic Chemistry, 2012, 38 : 720 - 725
- [40] Conformational analysis of thia crown ether derivatives by NMR spectroscopy and molecular mechanics calculations MONATSHEFTE FUR CHEMIE, 1996, 127 (11): : 1145 - 1152