Cuong, N. D., T. T. Hoa, D. Q. Khieu, T. Q. Tung, and N. V. Hieu. “Preparation and Characterization of Superparamagnetic Fe3O4-Chitosan Nanocomposites”. Vietnam Journal of Chemistry, vol. 52, no. 2, Sept. 2014, p. 246, doi:10.15625/4889.