Ha, Manh Linh, Dinh Huy Nguyen, and Thi Thanh Truc Nguyen. “Optimality Conditions for Set-Valued Optimization Problems via Scalarization Function”. VNUHCM Journal of Engineering and Technology 3, no. SI3 (December 31, 2020): SI150-SI153. Accessed April 19, 2024. http://stdjet.scienceandtechnology.com.vn/index.php/stdjet/article/view/642.