Rahayu, Y. P. ., A. Efianingrum, and U. A. . Wati. “Measuring Learning Outcomes of Integer Arithmetic Operations through E-MoBil Media in Primary Education”. Jurnal Ilmiah Sekolah Dasar, vol. 8, no. 3, Aug. 2024, pp. 579-88, doi:10.23887/jisd.v8i3.69714.