Rahmini E, Girsang E, Siregar SD. Analysis of Dry Food Ingredients Procurement Model Based on EOQ (Economic Order Quantity) at the Nutritional Installation. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2023 Dec. 25 [cited 2025 Mar. 14];9(SpecialIssue):643-50. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/5860