Between East and West. State borders, travel documents, border crossing in Hungary and in Czechoslovakia (1946-1989). Academic Journal of Internal Affairs, [S. l.], v. 68, n. 7, p. 145–148, 2020. DOI: 10.38146/BSZ.2020.7.10. Disponível em: http://belugyiszemlejournal.pitservice.hu/index.php/belugyiszemle/article/view/688. Acesso em: 3 mar. 2026.