« AUTO-PURIFICATION RESPONSE OF ONA RIVER, IBADAN TO INDUSTRIAL AND DOMESTIC EFFLUENT DISCHARGE » (2023) FULafia Journal of Science and Technology, 4(2), p. 74–78. Disponible sur: https://lafiascijournals.org.ng/index.php/fjst/article/view/103 (Consulté le: 17 mai 2026).