Ho, Lusi, Syaiful Rahman, and Abdul Munir. “Memahami Sistem Self Service Menggunakan Unified Modeling Language”. KHARISMA Tech 16, no. 2 (October 16, 2021): 23-34. Accessed November 23, 2024. https://jurnal.kharisma.ac.id/kharismatech/article/view/110.