Olatunji, Jeje, Muritala Arowolo, and Adeniyi Sodipo. “Application of Natural Radionuclide in the Subsurface Hydrogeology of Selected Two Local Governments in South Western Nigeria”. East African Journal of Engineering 2, no. 1 (June 26, 2020): 14-22. Accessed August 27, 2025. https://www.journals.eanso.org/index.php/eaje/article/view/148.