Environment protection at international level and in the European Union. Academic Journal of Internal Affairs, [S. l.], v. 65, n. 5, p. 87–104, 2017. DOI: 10.38146/BSZ.2017.5.6. Disponível em: http://belugyiszemlejournal.pitservice.hu/index.php/belugyiszemle/article/view/385. Acesso em: 3 mar. 2026.