RT Journal Article SR Electronic A1 Hoszman, Adam A1 Marciszewska, Elżbieta A1 Zagrajek, Paweł T1 JF Transport And Communications YR 2019 VO 7 IS 1 SP 26 OP 29 DO 10.26552/tac.C.2019.1.6 UL https://tac.uniza.sk/artkey/tac-201901-0006.php AB