Abdelrahman, M., 		Yassin, A., & 		Abdou, A.
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 Utilization of Colocynth (Handal) Seeds Oil as a Lubricating Base Oil.
<em>Gezira Journal Of Engineering And Applied Sciences, 7</em>(1).
Retrieved from <a href="http://journals.uofg.edu.sd/index.php/gjeas/article/view/539" target="_new">http://journals.uofg.edu.sd/index.php/gjeas/article/view/539</a>