ENGINEERING SUPPLY INFORMATION SYSTEMS BY APPLICATION OF THE METHODS OF ECONOMIC ORDER QUANTITY (EOQ) AT THE SUPERMARKET (CASE STUDY: SAHABAT KITA SWALAYAN). pilar [Internet]. 2020 Oct. 1 [cited 2026 Mar. 28];16(2):219-24. Available from: https://ojs.nusamandiri.ac.id/index.php/pilar/article/view/1599