Engine Oil Inventory Management: Comparative Study of Lot-Sizing Methods and Managerial Decision Framework under Cashflow Constraints. J.Manaj.Teknol. [Internet]. 2026 Sep. 13 [cited 2026 Nov. 1];25(1):37-64. Available from: https://journal.sbm.itb.ac.id/index.php/mantek/article/view/6065