A. F. C and A. B.C, “SYNERGISTIC EFFECTS OF INDUSTRIAL POLLUTANTS ON GROUND WATER QUALITY IN UMUABULU, IGBO-ETCHE, RIVERS STATE”, iijp, vol. 1, no. issue 3, pp. 392–401, Sept. 2025, Accessed: Nov. 13, 2026. Available: https://www.impactinternationaljournals.com/index.php/ojs/article/view/83