OVERVIEW OF THE DEVELOPMENT OF EMISSION STANDARDS FOR THE REDUCTION OF AIR POLLUTION BY NONROAD MOBILE MACHINERY. Perner’s Contacts, [S. l.], v. 16, n. 2, 2021. DOI: 10.46585/pc.2021.2.1742. Disponível em: https://pernerscontacts.upce.cz/index.php/perner/article/view/1742. Acesso em: 5 mar. 2026.