The Struggle for Integration of Refugees and Immigrants: Examples of Integration of Refugees in European Cities and the Case Study of Athens. European Journal of Formal Sciences and Engineering, [S. l.], v. 5, n. 1, p. 80–89, 2022. DOI: 10.26417/ejef.v3i1.p18-27. Disponível em: https://revistia.com/index.php/ejfe/article/view/1811. Acesso em: 10 jan. 2026.