Kampf R, Gašparík J, Kudláčková N. Application of different forms of transport in relation to the process of transport user value creation. Period. Polytech. Transp. Eng. [Internet]. 2012 Jan. 1 [cited 2024 May 6];40(2):71-5. Available from: https://pp.bme.hu/tr/article/view/7006