„METHODOLOGY OF STANDARDIZING THE QUALITY IN SUBURBAN BUS TRANSPORT AND ITS APLICATION IN SLOVAKIA – TOTAL APPROACH" (2015) Perner’s Contacts, 10(4), s. 63–71. Dostupné z: https://ojs-demo.upce.cz/index.php/perner/article/view/712 (Viděno: 3 březen 2026).