Okoh Elechi, Dr. Zekieni R. Yelebe, Indiamaowei O. Patrick, Oruabena Bernard and Ebitei S. Nelson 2019. Comparative Studies on Modelling and Optimization of Soil Parameters on Crude Oil Contaminated Mangrove and Clay Soils Remediation Using Box-Behnken RSM. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE. 5, 5 (May 2019), 171–182. DOI:https://doi.org/10.31695/IJASRE.2019.33205.