HASSAN, B. A.; ALASHOOR, H. A. Two Versions of the Spectral Nonlinear Conjugate Gradient Method. Al-Mustansiriyah Journal of Science, [S. l.], v. 29, n. 1, p. 133–137, 2018. DOI: 10.23851/mjs.v29i1.577. Disponível em: https://mjs.uomustansiriyah.edu.iq/index.php/MJS/article/view/577. Acesso em: 28 sep. 2022.