K. Kozak, M. Kozak, J. Merkisz, D. Nijak, and B. Wiśniewska, “The automotive situation in Poznań versus other cities and national indexes”, AoT, vol. 24, no. 3, pp. 341–352, Sep. 2012, Accessed: May 18, 2024. [Online]. Available: https://www.archivesoftransport.com/index.php/aot/article/view/546