Mbanaso, Fredrick U., Theophilus, Stephen ORCID: 0000-0001-6677-2589 , Sam-Ateki, Maureen A., Nnadi, Ernest O., Umeoren, Udeme and Umeokafor, Nnedinma ORCID: 0000-0002-4010-5806 (2023) Investigation of impact of slow-release fertilizer and struvite on biodegradation rate of diesel-contaminated soils. Current Research in Environmental Sustainability, 5:100209. ISSN 2666-0490 (Online) (doi:https://doi.org/10.1016/j.crsust.2023.100209)

Nwankwo, Chizaram D., Arewa, Andrew O., Theophilus, Stephen C. ORCID: 0000-0001-6677-2589 and Esenowo, Victor N. (2021) Analysis of accidents caused by human factors in the oil and gas industry using the HFACS-OGI framework. International Journal of Occupational Safety and Ergonomics, 28 (3). pp. 1642-1654. ISSN 1080-3548 (Print), 2376-9130 (Online) (doi:https://doi.org/10.1080/10803548.2021.1916238)

Acquah-Andoh, Elijah, Ifelebuegu, Augustine O. and Theophilus, Stephen C. ORCID: 0000-0001-6677-2589 (2019) Brexit and UK energy security: perspectives from unconventional gas investment and the effects of shale gas on UK energy prices. Energies, 12 (4):600. ISSN 1996-1073 (Online) (doi:https://doi.org/10.3390/en12040600)