WATTS, M. Imperial oil: the anatomy of a Nigerian oil insurgency. ERDKUNDE, [S. l.], v. 62, n. 1, p. 27–39, 2008. DOI: 10.3112/erdkunde.2008.01.03. Disponível em: https://www.erdkunde.uni-bonn.de/article/view/2601. Acesso em: 21 oct. 2025.