New Challenges in the Filed of Ambient Air Protection with the Emphasis on Economic (in)efficiencies of Chimney Sweeping Services. Lex localis - Journal of Local Self-Government, [S. l.], v. 11, n. 3, p. 311–324, 2013. DOI: 10.4335/11.2.311-324(2013). Disponível em: https://lex-localis.org/index.php/LexLocalis/article/view/11.2.311-324%282013%29. Acesso em: 11 sep. 2025.