Jafar, U., Nasir, A.G., Yusuf, M., Rilwanu, M., Sadiq, M., and Bello, A. E. “Physicochemical Analysis of Well Water Utilized in Gusau Metropolis, Zamfara State”. International Journal of Science for Global Sustainability, vol. 6, no. 2, July 2020, p. 9, https://fugus-ijsgs.com.ng/index.php/ijsgs/article/view/110.