Thi Kieu Duyen, Nguyen, Huynh Le Thanh Nguyen, Nguyen Thi Thu Trang, Le My Loan Phung, and Tran Van Man. 2020. “Investigation of Structure and Electrochemical Properties of Layered Structure NaFexMn1-XO2”. VNUHCM Journal of Natural Sciences 3 (4), 317-25. https://doi.org/https://doi.org/10.32508/stdjns.v3i4.573.