Nguyen, Ngoc, Quy Hoang, and Uyen Nguyen. “Preparation of Magnetic Nanocomposite Materials Based on Chitosan/Fe3O4”. VNUHCM Journal of Natural Sciences 1, no. T4 (December 31, 2017): 157-162. Accessed October 4, 2025. http://stdjns.scienceandtechnology.com.vn/index.php/stdjns/article/view/492.