HASSAN, Alla Abdalrhman Amer; 						ABUSABAH1, Elnour Kamaledin.
 Construction and Usage of Control Charts for Some Properties of Sugar Crystals.
<strong>Gezira Journal of Engineering and Applied Sciences</strong>, [S.l.], v. 13, n. 1, oct. 2018.
ISSN 1858-5698. Available at: &lt;<a href="http://journals.uofg.edu.sd/index.php/gjeas/article/view/757" target="_new">http://journals.uofg.edu.sd/index.php/gjeas/article/view/757</a>&gt;. Date accessed: 30 june 2026.