Nwagu, K., O. Akumah, A. Ibeh, E. Enwere, P. Azumini, F. Agu, and C. Abel. “Microbial Proficiency in Spent Engine Oil Degradation of Polluted Soil from Auto-Repair Facilities and Industrial Sites: Isolation and Molecular Characterization of Hydrocarbonoclastic Microorganisms”. Dutse Journal of Pure and Applied Sciences, vol. 9, no. 4b, Jan. 2024, pp. 276-83, doi:10.4314/dujopas.v9i4b.23.