RT Journal Article SR Electronic A1 Poliak, Miloš A1 Semanová, Štefánia A1 Varjan, Peter T1 JF Transport And Communications YR 2016 VO 4 IS 1 SP 10 OP 16 DO 10.26552/tac.C.2016.1.3 UL https://tac.uniza.sk/artkey/tac-201601-0003.php AB