The European Border and Coast Guard in the framework of the integrated management of external borders after the migration crisis of 2015: strengths and challenges. Journal of the Spanish Institute for Strategic Studies, [S. l.], n. 16, p. 73–97, 2021. Disponível em: https://revista.ieee.es/revistaieee/article/view/2254. Acesso em: 13 jun. 2026.