Aripin. “SISTEM ELECTRON SPIN RESONANCE(ESR)MENGGUNAKAN FREKUENSI DAN MEDAN MAGNET PULSA TINGGI”. Jurnal Sains Materi Indonesia 9, no. 2 (February 28, 2008): 184–187. Accessed November 9, 2026. https://ejournal.brin.go.id/jsmi/article/view/6100.