RT Journal Article SR Electronic A1 Koncová, Dominika A1 Kremeňová, Iveta T1 JF Transport And Communications YR 2022 VO 10 IS 1 SP 6 OP 9 DO 10.26552/tac.C.2022.1.2 UL https://tac.uniza.sk/artkey/tac-202201-0002.php AB