M. Yusuf Bakhtiar. “SISTEM MANAJEMEN MATERIAL INDUSTRI PENGOLAHAN LIMBAH DI PT. REPAL MENGGUNAKAN METODE ECONOMY ORDER QUANTITY (EOQ)”. Jurnal Cakrawala Ilmiah 2, no. 12 (August 24, 2023): 4697–4704. Accessed August 29, 2025. https://bajangjournal.com/index.php/JCI/article/view/6399.