Suneja KS, Sharma_ M. Strict Benson proper-ε-efficiency in vector optimization with set-valued maps. YUJOR [Internet]. 2015 Oct. 1 [cited 2025 Aug. 26];25(3):387-95. Available from: https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/446