Krejčí, L. (2016) „RISK FACTORS FOR HAZARDOUS MATERIALS TRANSPORTATION IN THE CZECH REPUBLIC", Perner’s Contacts, 11(4), s. 83–90. Dostupné z: https://pernerscontacts.upce.cz/index.php/perner/article/view/573 (Viděno: 21 listopad 2024).