CZUBA, Michał. The Principles of Sustainable Development and the Possibilities of Limiting the Global Effects of Smog by Medium-sized Cities Located in the European Union on the Example of Mikołów (Poland) and Żylina (Slovakia). Problemy Ekorozwoju, [S. l.], v. 15, n. 2, p. 111–119, 2020. DOI: 10.35784/pe.2020.2.12. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/5106. Acesso em: 3 jul. 2024.