PUTRI, Devi Afriyantari Puspa. Edugame Operasi Hitung Matematika untuk Anak Sekolah Dasar (SD) Berbasis Android. Protek : Jurnal Ilmiah Teknik Elektro, [S. l.], v. 6, n. 2, p. 85–89, 2019. DOI: 10.33387/protk.v6i2.1233. Disponível em: https://ejournal.xternate.com/index.php/protk/article/view/1233. Acesso em: 12 jul. 2026.