Purnama, Soni Ayi, and Eva Susilawati. “Sistem Informasi Geografis Pelanggaran AKB Dan PSBB Berbasis Android Menggunakan Metode Extreme Programming”. INTERNAL (Information System Journal) 4, no. 2 (December 30, 2021): 123–136. Accessed September 13, 2026. http://www.jurnal.masoemuniversity.ac.id/index.php/internal/article/view/258.