Rahmat, S.; Jaswadi; Istiqomah; Asyil Arifah; Melani Aulia Khatami; Susilawati; Ziadatul Fatimah; Esa Imaniah; Dedi Riyan Rizaldi. Characterization of Strontium Ferrite Based on Natural Iron Sand at Banjar Beach With Co and Zn Ion Doping As Generator Material Electricity . GoeScienceEd 2024, 5, 739-743.