SABER, Safiat Ali; 						MAHRAN, Hatim Ameer.
 Efficiency of Sudanese Banks: A Stochastic Frontier Approach (1996-2004).
<strong>Gezira Journal of Economic and Social Sciences</strong>, [S.l.], v. 2, n. 1, jan. 2011.
ISSN 1858-6023. Available at: &lt;<a href="http://journals.uofg.edu.sd/index.php/gjess/article/view/243" target="_new">http://journals.uofg.edu.sd/index.php/gjess/article/view/243</a>&gt;. Date accessed: 26 june 2026.