Abubakar, A. B., P. Kumam, and A. M. Awwal. “A MODIfiED SELF-ADAPTIVE CONJUGATE GRADIENT METHOD FOR SOLVING CONVEX CONSTRAINED MONOTONE NONLINEAR EQUATIONS WITH APPLICATIONS TO SIGNAL RECOVERY PROBLEMS”. Bangmod International Journal of Mathematical and Computational Science, vol. 5, Dec. 2019, pp. 1-26, https://bangmodjmcs.com/index.php/bangmodmcs/article/view/41.