Kareem, S.D., Oke, D.M., Enoho, D.V., Sakiru, O.K. and Adesina, B.D. 2014. Impacts of Oil Foreign Direct Investment on Environment and Poverty Level in Niger Delta Oil Producing Region: A Structural Equation Modeling Approach. International Journal of Energy Economics and Policy. 4, 4 (Sep. 2014), 679–692.