RT Journal Article SR Electronic A1 Rievaj, Vladimír A1 Mokričková, Lenka A1 Synák, František T1 JF Transport And Communications YR 2016 VO 4 IS 2 SP 15 OP 17 DO 10.26552/tac.C.2016.2.4 UL https://tac.uniza.sk/artkey/tac-201602-0004.php AB