IGBOGI, Elei Green; NJOKU, Ikpechukwu. Unveiling the Impact of Illegal Oil Trading on Nigeria’s Economy: A Regression Analysis Approach. Journal of Business and Economic Options, [S. l.], v. 2, n. 4, p. 173–178, 2019. Disponível em: http://resdojournals.com/index.php/jbeo/article/view/112.. Acesso em: 4 mar. 2025.