Multivariate Hydrochemical Characterization and Spatial Variability of Groundwater Quality in Kano Region, Nigeria: Insights into Natural Geology and Anthropogenic Influence (Mohammed Ali Garba, Celestina Sani Zubairu, Mustapha Ali Garba, & Ali Mohammed Ali , Trans.). (2026). International Journal of Inventive Engineering and Sciences (IJIES), 13(1), 1-21. https://doi.org/10.35940/ijies.C4733.13010126