Prokoph, Nicole, Kamal Donko, and Martin Doevenspeck. “West African Borderlands: Between ECOWAS Free Movement and EU Externalization Policy.” In ECOWAS Protocol on Free Movement and the AfCFTA in West Africa: Costs, Benefits and Challenges, edited by Samuel Kehinde Okunade and Olusola Ogunnubi, 141–168. Palgrave Macmillan, 2023. https://doi.org/10.1007/978-981-19-5005-6_7.