Siti Wardiyati. “STUDI FASA DAN SIFAT MAGNETIK NANOPARTIKEL OKSIDA BESI HASIL PROSES EMULSI”. Jurnal Sains Materi Indonesia, vol. 9, no. 3, June 2008, pp. 236-9, doi:10.17146/jsmi.2008.9.3.4706.