RT Journal Article SR Electronic A1 Mojský, Viliam A1 Achimský, Karol T1 JF Transport And Communications YR 2020 VO 8 IS 1 SP 17 OP 24 DO 10.26552/tac.C.2020.1.4 UL https://tac.uniza.sk/artkey/tac-202001-0004.php AB