Gidlewska, Grażyna, Mirosław Gidlewski, and Leszek Jemioł. “Road Safety Conditions in Poland Against a Background of Selected European Union Countries”. Archives of Transport 23, no. 4 (December 31, 2011): 455–462. Accessed July 3, 2024. https://archivesoftransport.com/index.php/aot/article/view/442.