SALAHUDDIN. SYSTEM OF GENERALIZED HIERARCHICAL VARIATIONAL INEQUALITY PROBLEMS. Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO), [S. l.], v. 10, n. 2, p. 69–82, 2019. Disponível em: https://ph03.tci-thaijo.org/index.php/jnao/article/view/2845. Acesso em: 2 sep. 2026.