School of Chemistry and Biochemistry · Macromolecules, Vol. 25, No. 18, 1992 Communications to the...
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School of Chemistry and Biochemistry · Macromolecules, Vol. 25, No. 18, 1992 Communications to the Editor 4833 a CH2 Table 1 13C NMRa (ppm) and FTIR (cm-I) Results for PBI Polyelectrolytes
