Tran TVN, Luong NA. A Study on Synthesis and Exchange- Spring Properties of the SrFe12O19/Fe3O4 Nanocomposites with Core-Shell Structure. old [Internet]. 2020 Jun. 15 [cited 2025 Aug. 2];(142A):6-10. Available from: https://jst.vn/index.php/old/article/view/532