ĐINH, Diệu Hằng; TRẦN, Văn Sự. Robust duality analysis for efficiency via convexificators in nonsmooth nonconvex single - objective optimization problems. Thang Long Journal of Science: Mathematics and Mathematical Sciences, [S. l.], v. 5, n. 1, 2026. Disponível em: https://science.thanglong.edu.vn/index.php/volc/article/view/332. Acesso em: 27 may. 2026.