Nuril Lutvi Azizah, Kharisma Pratama, Wuriani Wuriani, and Cau Kim Jiu. “Introduction to Android-Based Numerical Learning at SD Muhammadiyah 2 Waru Sidoarjo”. ABDIMAS: Jurnal Pengabdian Masyarakat 6, no. 2 (April 30, 2023): 3915–3920. Accessed September 9, 2024. https://journal.umtas.ac.id/index.php/ABDIMAS/article/view/3335.