AHMED, Amer Abdoalwhab; 						HAMID, Mohamed Eldigire.
 Estimation of Life Expectancy at Birth using Brass two Parameters Logit System from Sudan Census (2008).
<strong>Gezira Journal of Economic and Social Sciences</strong>, [S.l.], v. 7, n. 1, jan. 2016.
ISSN 1858-6023. Available at: &lt;<a href="http://37.60.236.48/index.php/gjess/article/view/327" target="_new">http://37.60.236.48/index.php/gjess/article/view/327</a>&gt;. Date accessed: 03 june 2026.