BECKOVÁ, H. INTERRELATIONSHIPS OF TRANSPORT AND ITS EXTERNAL MILIEU WITH A FOCUS ON THE ENVIRONMENT. Perner’s Contacts, [S. l.], v. 6, n. 4, p. 13–20, 2011. Disponível em: https://pernerscontacts.upce.cz/index.php/perner/article/view/892. Acesso em: 22 lis. 2024.