Nguyen, T., V. Phat, M. Tran, and P. Le. “Survey of the Polyvinylidene Fluoride (PVDF) Ratio and Evaluation of Electrochemical Properties of Gel-Polymer PEO/PVDF/SiO2/LiTFSI Membranes Used for Li||LiFePO4 Batteries”. Science & Technology Development Journal: Natural Sciences, Vol. 8, no. 3, Sept. 2024, p. In press, doi:https://doi.org/10.32508/stdjns.v8i3.1393.