Hoang Hai, Tran, Nguyen Phuoc, Nguyen Loi, and Masanori Abe. 2005. “Co FERRITE THIN FILM WITH HIGH COERCIVITY SYNTHESIZING BY SPIN-SPRAY FERRITE PLATING”. Science and Technology Development Journal 8 (1), 14-16. https://doi.org/https://doi.org/10.32508/stdj.v8i1.2950.