Grendel, Peter. „SAFETY ADVISER FOR TRANSPORTATION OF DANGEROUS GOODS IN ACCORDANCE WITH THE ACT NO. 338/2000 COLL. ON INLAND NAVIGATION". Perner’s Contacts 3, no. 1 (leden 14, 2008): 1–4. Viděno květen 16, 2024. https://pernerscontacts.upce.cz/index.php/perner/article/view/1203.