Niewczas, Andrzej, Grzegorz Koszalka, Jan Wrona, and Daniel Pieniak. “Chosen Aspects of Municipal Transport Operation on the Example of the City of Lublin”. Transport 23, no. 1 (March 31, 2008): 88-90. Accessed December 19, 2024. https://jau.vgtu.lt/index.php/Transport/article/view/6640.