Occupation of Sambisa Forest and Boko Haram Insurgency in Northeastern Nigeria as Security Threat and Challenges to Sustainable Forest Management. Global Journal of Science Frontier Research, [S. l.], v. 18, n. D5, p. 23–31, 2018. Disponível em: https://www.journalofscience.org/index.php/GJSFR/article/view/2278. Acesso em: 14 aug. 2026.