Satya Kumar Das and Sahidul Islam, “Fuzzy Multi Item Inventory Model with Deterioration and Demand Dependent Production Cost Under Space Constraint: Neutrosophic Hesitant Fuzzy Programming Approach”, Neutrosophic Sets Syst., vol. 28, pp. 281–294, Aug. 2019, Accessed: May 09, 2025. [Online]. Available: https://fs.unm.edu/nss8/index.php/111/article/view/251