Okonofua, Ehizonomhen Solomon, Ifeanyi Benjamin Nwadialo, and M. O. Ekun. “MODELING IKPOBA RIVER WATER QUALITY USING PRINCIPAL COMPONENT ANALYSIS (PCA) METHOD AND WATER QUALITY INDEX”. Journal of Civil Engineering, Science and Technology 10, no. 1 (April 25, 2019): 59-74. Accessed March 29, 2024. https://publisher.unimas.my/ojs/index.php/JCEST/article/view/1083.