Bala, G. A.; Buba, I. G.; Ngaram, S. M.; Galadima, O. O.; Rilwan, U. Electrical Resistivity Survey on Two Waste Dumpsites at Nguru, Potiskum, Yobe State, Nigeria to Determine the Effect of Leachates on Ground Water Aquifer. non-met. mater. sci. 2021, 4, 3-12.