Guo, Ming, Xin Xin Yin, and Peng Wang. 2013. “13C NMR Characteristics and Thermal Properties of Hydroxyethyl Cellulose Grafting Poly(caprolactone) Copolymer”. Asian Journal of Chemistry 25 (8):4501-5. https://doi.org/10.14233/ajchem.2013.14033.