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- [7] PENDANT C-13 NMR Spectroscopy Applied to CHn Groups TURKISH JOURNAL OF PHYSICS, 2006, 30 (03): : 149 - 155
- [9] ANALYSIS ON COCONDENSATION OF MELAMINE AND UREA THROUGH C-13 ENRICHED FORMALDEHYDE WITH C-13 NUCLEAR-MAGNETIC-RESONANCE SPECTROSCOPY MOKUZAI GAKKAISHI, 1995, 41 (05): : 490 - 497