«Point-effluent discharge and river recovery potential: An assessment of spatio-temporal distribution of heavy metals in water and sediment from upper Ogun River, Southwest-Nigeria», AJBR, т. 25, вып. 1, сс. 65–72, янв. 2022, просмотрено: 21 май 2026 г. [онлайн]. доступно на: https://www.ojshostng.com/index.php/ajbr/article/view/2340