Ogumeyo, Simon A., Festus S. S. Oloda, Jacob C. Ehiwario, and Rosemary U. Adigwe. “Mathematical Models to Determine Optimum Inventory Level in a Supply Chain System”. Earthline Journal of Mathematical Sciences 15, no. 1 (December 13, 2024): 85-103. Accessed February 5, 2025. https://earthlinepublishers.com/index.php/ejms/article/view/973.