Waheed Thany, Zena, and Ali Mousa Ridha. 2018. “Use of Chitosan Impregnated Modified Bentonite As an Adsorbent for Remediation of Oil Spill from Aqueous Solution”. International Journal of Engineering & Technology 7 (4): 4380-87. https://doi.org/10.14419/ijet.v7i4.15019.