Dinh, Nguyen, and Ta Son. “APPROXIMATE OPTIMALITY CONDITIONS AND DUALITY FOR CONVEX INFINITE PROGRAMMING PROBLEMS”. Science and Technology Development Journal 10, no. 12 (December 15, 2007): 29-38. Accessed May 19, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/2852.