KOONTSE, M.; KAELO, P. ANOTHER HYBRID CONJUGATE GRADIENT METHOD FOR UNCONSTRAINED OPTIMIZATION PROBLEMS. Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO), [S. l.], v. 5, n. 2, p. 127–137, 2015. Disponível em: https://ph03.tci-thaijo.org/index.php/jnao/article/view/2760. Acesso em: 2 sep. 2026.