Effendi, M.; Rini, N. P.; Kurniawan, C.; Cahyanto, W. T.; Widanarto, W. Improvement the Dielectric and Impedance Properties of Pb-Free Bi0.5Na0.5TiO3-SrTiO3 Piezoelectric Materials Modified by Fe2O3. EEJET 2024, 4, 49-57.