Integrated Sustainable Inventory and Remanufacturing Optimization in a Circular Economy: A Two-Echelon Supply Chain Approach Under Carbon Regulations. Eur. J. Pure Appl. Math. [Internet]. 2025 May 1 [cited 2025 Dec. 5];18(2):6032. Available from: https://www.ejpam.com/index.php/ejpam/article/view/6032