EXAMINATION OF POSSIBILITIES OF AIR QUALITY INCREASING IN CITIES USING FREIGHT VEHICLES WITH AN ECOLOGY TYPE OF DRIVE. Perner’s Contacts, [S. l.], v. 14, n. 1, p. 6–13, 2019. Disponível em: https://pernerscontacts.upce.cz/index.php/perner/article/view/392. Acesso em: 5 mar. 2026.