“Physico-Chemical and Bacterialogical Analysis of the Surface Water Used for Domestic Purposes in Okpai and Beneku, Delta State, Nigeria”, GJHSS, vol. 12, no. B13, pp. 31–36, Jan. 2013, Accessed: Aug. 08, 2026. [Online]. Available: https://socialscienceresearch.org/index.php/GJHSS/article/view/451