Ramadani, Putri, Nur Aisyah Pandia, and Sriani Sriani. “Office Stationery Inventory Management System Using the Waterfall Method at PT Inalum”. QISTINA: Jurnal Multidisiplin Indonesia 3, no. 2 (November 30, 2024): 1844–1851. Accessed May 25, 2026. https://rayyanjurnal.com/index.php/qistina/article/view/4377.