RT Journal Article SR Electronic A1 Poliak, Miloš A1 Šimurková, Patrícia A1 Mrníková, Michaela A1 Komačková, Lenka T1 JF Transport And Communications YR 2016 VO 4 IS 2 SP 10 OP 14 DO 10.26552/tac.C.2016.2.3 UL https://tac.uniza.sk/artkey/tac-201602-0003.php AB