Zhu, Guo-Quan, Fa-Gang Wang, Ke-Jing Xu, Qiao-Chun Gao, and Yu-Ying Liu. 2013. “Structure and Properties of Carboxymethyl Chitosan Film Modified by Poly(L-Lactic Acid)”. Asian Journal of Chemistry 26 (1):33-35. https://doi.org/10.14233/ajchem.2014.15263.