AHMED, GARBA, Zakariyya Idris, Muhammad Yahaya, and Amina Ibrahim Muhd. “ASSESSMENT OF GROUNDWATER HEAVY METAL CONTAMINATION IN HADEJIA METROPOLIS, JIGAWA STATE, NIGERIA”. FUDMA JOURNAL OF SCIENCES 7, no. 1 (February 28, 2023): 47 - 52. Accessed April 22, 2025. https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/1156.