Hasbullah, Hasbullah, and Yadi Santoso. 2021. “Overstock Improvement by Combining Forecasting, EOQ, and ROP”. Jurnal PASTI (Penelitian Dan Aplikasi Sistem Dan Teknik Industri) 14 (3). Jakarta, Indonesia:230-42. https://doi.org/10.22441/pasti.2020.v14i3.002.