Owolabi, O. D., F. J. Abioye, P. F. Omojasola, and O. P. Aina. “Physiological and Bacteriological Profile of the Fish Clarias Gariepinus (Siluriformes: Clariidae) Chronically Exposed to Different Concentrations of Municipal Waste Leachate in Nigeria”. UNED Research Journal, vol. 11, no. 2, June 2019, pp. 182-97, doi:10.22458/urj.v11i2.2305.