Tochukwu Ngene, Aezeden Mohamed, Chukwube Didi, Peter Oyekola. “A Geological Assessment Of Natural Resources In Umueje And Environs”. International Journal of Advanced Science and Technology, Vol. 29, no. 7, June 2020, pp. 10377-86, http://sersc.org/journals/index.php/IJAST/article/view/27226.