ABDELRAHMAN, Maha A. A. et al.
 Esterification of High Free Fatty Acid Jatropha curcas Oil for Biodiesel Production.
<strong>Gezira Journal of Engineering and Applied Sciences</strong>, [S.l.], v. 13, n. 1, p. 40-50, nov. 2020.
ISSN 1858-5698. Available at: &lt;<a href="http://37.60.236.48/index.php/gjeas/article/view/1611" target="_new">http://37.60.236.48/index.php/gjeas/article/view/1611</a>&gt;. Date accessed: 03 june 2026.