Grendel, P. (2008) „OPERATIONAL READINESS IN TRANSPORT IN THE SLOVAK REPUBLIC ACCORDING TO THE NEW ACT NO. 462/2007 COLL. ", Perner’s Contacts, 3(1), s. 1–3. Dostupné z: https://pernerscontacts.upce.cz/index.php/perner/article/view/1202 (Viděno: 21 květen 2024).