Nwagu, K.; Akumah, O.; Ibeh, A.; Enwere, E.; Azumini , P.; Agu, F.; Abel, C. Microbial Proficiency in Spent Engine Oil Degradation of Polluted Soil from Auto-Repair Facilities and Industrial Sites: Isolation and Molecular Characterization of Hydrocarbonoclastic Microorganisms. Dut. Jnl. Pure. Appl. Sci. 2024, 9, 276-283.