Iyakwo Audu Andy, Alhassan Iko David, and Kama Hosea Gobak. “Hydro Geophysical Investigation of Ninja and Environ Sheet 188 North Central Nigeria”. Journal of Agricultural and Environmental Science Research 6, no. 1 (November 30, 2024). Accessed October 29, 2025. https://hummingbirdjournals.com/jaesr/article/view/227.