RT Journal Article SR Electronic A1 Droździel, Paweł A1 Ignaciuk, Piotr A1 Kordos, Paweł T1 JF Transport And Communications YR 2021 VO 9 IS 2 SP 5 OP 10 DO 10.26552/tac.C.2021.2.2 UL https://tac.uniza.sk/artkey/tac-202102-0002.php AB