Syafira, J. H. (2019) “DETERMINATION OF INVENTORY PERIODIC REVIEW POLICY (R, s, S) USING POWER APPROXIMATION METHOD FOR MINIMIZE TOTAL INVENTORY COST IN PT. OPQ”, International Journal of Innovation in Enterprise System, 3(1), pp. 47–52. Available at: https://ijies.telkomuniversity.ac.id/index.php/IJIES/article/view/33 (Accessed: 11 September 2025).