LIŽBETINOVÁ, L.; IVANKOVÁ, K. SPECIFIC QUALITY REQUIREMENTS OF TRANSPORT SERVISES. Perner’s Contacts, [S. l.], v. 6, n. 2, p. 80–85, 2011. Disponível em: https://pernerscontacts.upce.cz/index.php/perner/article/view/831. Acesso em: 4 kvě. 2024.