Ehiorobo, J., R. I. Ilaboya, and N. Onwo. “Soil Loss Estimation Within the Nun River Basin Using Revised Universal Soil Loss Equation (RUSLE) Integrated in Geographic Information Systems (GIS)”. European Journal of Engineering Science and Technology, vol. 4, no. 4, Dec. 2021, pp. 25-42, doi:10.33422/ejest.v4i4.514.