Le, Thanh Tung. “Karush-Kuhn-Tucker Optimality Conditions and Duality for Multiobjective Semi-Infinite Programming With Equilibrium Constraints”. Yugoslav Journal of Operations Research 31, no. 4 (November 1, 2021): 429–453. Accessed August 26, 2025. https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/676.