Truong, V. D. T., T. T. A. . Le, H. N. . Nguyen, H. T. Huynh, and T. K. H. . Pham. “Dependence of Structural and Electrical Properties of Sputtered-Fe3O4 Thin Films on Gas Flow Rate”. Journal of Technical Education Science, vol. 17, no. 5, Oct. 2022, pp. 34-38, doi:10.54644/jte.72A.2022.1237.