[2021-09-06]. (原始内容存档 (PDF)于2017-03-12). Curbing Violence in Nigeria (II): The Boko Haram Insurgency (PDF). Africa Report (布鲁塞尔-首都大区: 國際危機組織). 3 April 2014
Boko Haram fighters' in Lake Chad. Al Jazeera. 2020-04-09 [2020-04-20]. (原始内容存档于2020-09-09). At least 50 Nigerian soldiers killed in Boko Haram ambush.
引用错误:没有为名为goodson的参考文献提供内容 Russia's War in Afghanistan. Books.google.co.nz. [18 October 2014]. (原始内容存档于2015-04-06). War, Politics and Society in Afghanistan, 1978-1992