KUMAR, A.; GARG, P. K. DUALITY RESULTS FOR SECOND-ORDER MULTIOBJECTIVE PROGRAMMING PROBLEM. Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO), [S. l.], v. 7, n. 1, p. 117–128, 2016. Disponível em: https://ph03.tci-thaijo.org/index.php/jnao/article/view/2816. Acesso em: 2 sep. 2026.