عصام احمد ه. A Modified Conjugate Gradient Method using multi-step in Unconstrained Optimization. IRAQI JOURNAL OF STATISTICAL SCIENCES, [S. l.], v. 11, n. 2, p. 246–258, 2011. DOI: 10.33899/iqjoss.2011.027917. Disponível em: https://ojs.uomosul.edu.iq/index.php/stats/article/view/29364. Acesso em: 5 sep. 2025.