URBAN INDUSTRIAL ENTERPRISES’ EMISSIONS OF HARMFUL SUBSTANCES AND THEIR ECOLOGICAL MONITORING INDICATORS. American Journal of Research in Humanities and Social Sciences, [S. l.], v. 43, p. 291–297, 2025. Disponível em: https://americanjournal.org/index.php/ajrhss/article/view/3301. Acesso em: 1 jan. 2026.