Ogumeyo, S. A., B. E. Idisi, E. Enoyoze, J. C. Ehiwario, and F. C. Opone. 2025. “Sustainable Inventory Models for Raw Material Procurement: Integrating Environmental Resource Management in Manufacturing”. Earthline Journal of Mathematical Sciences 16 (1), 25-43. https://doi.org/10.34198/ejms.16126.03.025043.