DANHAUSA, A. A.; ODEKUNLE, R. M.; ONANAYE, A. S. A modified spectral conjugate gradient method for solving unconstrained minimization problems. Journal of the Nigerian Mathematical Society, [S. l.], v. 39, n. 2, p. 223–237, 2020. Disponível em: https://ojs.ictp.it/jnms/index.php/jnms/article/view/452. Acesso em: 10 aug. 2022.