Q. Yang, X. Huang, Z. Cai, Z. Ding, X. Yang, and X. Yan, “Preparation of Dehydroabietyl Polyethylene Glycol Aldehyde Modified Hydroxyethyl Chitosans and their Physicochemical Properties”, BioRes, vol. 18, no. 4, pp. 7041–7053, Aug. 2023.