Nga, Trần Thị Việt, Nguyen Thi Lan, To Thanh Loan, & Hoang Ha. " Structure and Magnetic Properties of SrFe12O19/CoFe2O4 Nanocomposite Ferrite." VNU Journal of Science: Mathematics - Physics [Online], 35.2 (2019): n. pag. Web. 7 May. 2024