Adeyinka, Adegbola, A.A. Dare, D.S. Popoola, H.A. Saka, and A.O. Afolabi. “Experimental Investigation of Enhanced Remediation of Contaminated Soil Using Ultrasound Effect”. International Journal of Engineering & Technology 3, no. 3 (June 24, 2014): 322–326. Accessed April 27, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/1103.