1. Comparative analysis of African union (AU) and European union (EU): challenges and prospects;Abdulrahman;International Journal of Peace and Conflict Studies,2016
2. From OAU to AU: new wine in old bottles?;Adejo;African Journal of International Affairs,2001
3. What does the European Union do?;Alesina;Public Choice,2005
4. Schengen area shaken: the impact of immigration-related threat perceptions on the European security community;Alkopher;Journal of International Relations and Development,2017