When changes went into effect: Hungarians from Transylvania permitted to cross the Western border from 1985. Academic Journal of Internal Affairs, [S. l.], v. 68, n. 2. ksz., p. 99–109, 2020. DOI: 10.38146/BSZ.SPEC.2020.2.7. Disponível em: http://belugyiszemlejournal.pitservice.hu/index.php/belugyiszemle/article/view/707. Acesso em: 2 mar. 2026.