Syofra, Anil Hakim, Tulus Tulus, Herman Mawengkang, and Muhammad Zarlis. 2025. “An Optimization Model for Integrated Warehouse - Inventory - Transportation of a Multi-Echelon Supply Chain”. Engineering, Technology & Applied Science Research 15 (3). Greece:23956-64. https://doi.org/10.48084/etasr.10932.