BORDAS, Maria; TOMOLYA, Janos. Challenges of the 21st Century in European Continent: Terrorism and Migration. European Scientific Journal, ESJ, [S. l.], v. 18, n. 16, p. 67, 2022. DOI: 10.19044/esj.2022.v18n16p67. Disponível em: https://test.eujournal.org/index.php/esj/article/view/15405. Acesso em: 19 apr. 2025.