Mahi S. A., Bello A. S., and Usman A. A. “ASSESSMENT OF POSSIBLE WATER CONTAMINATION IN SHALLOW WELLS OF SULEJA AND ITS ENVIRON NORTH CENTRAL, NIGERIA”. FUDMA JOURNAL OF SCIENCES, Vol. 7, no. 6, Jan. 2024, pp. 6 - 13, doi:10.33003/fjs-2023-0706-2162.