Egurefa, Samson Ogagaoghene, Micheal Uchenna Orji, and Bright Obidinma Uba. 2020. “Toxic Effect of Refinery Industrial Effluent Using Three Toxicity Bioassays”. South Asian Journal of Research in Microbiology 6 (2), 10-23. https://doi.org/10.9734/sajrm/2020/v6i230145.