Dyahmumpuni, Fenny Ekawati, et al. “The Impact of Radec Method on Literacy Skills and Learning Outcomes of Elementary School Civics Education”. Jurnal Teknologi Pendidikan : Jurnal Penelitian Dan Pengembangan Pembelajaran, vol. 11, no. 1, Jan. 2026, pp. 151-66, doi:10.33394/jtp.v11i1.19378.