O., Jayeola A., Ogunyele A. C., and Dogo J. 2014. “An Investigation on Groundwater Chemistry from Geologic Controls on Water Sources Around Ikare – Akoko Area, Southwestern Nigeria”. The International Journal of Science & Technoledge 2 (7). http://internationaljournalcorner.com/index.php/theijst/article/view/140031.