Yohanna, A., N. Musa, F. A. Balogun, E. A. Agada, A. Adamu, and S. S. Galumje. “INVESTIGATION OF GROUNDWATER CONTAMINATION IN SOME SELECTED AREAS OF BOGORO AND ENVIRONS, NORTH-EAST NIGERIA”. FUDMA JOURNAL OF SCIENCES, Vol. 6, no. 1, Apr. 2022, pp. 358 -67, doi:10.33003/fjs-2022-0601-907.