Kozyra, Jacek, Zbigniew Łukasik, Aldona Kuśmińska-Fijałkowska, Piotr Folęga, and Aleš Janota. “Standards and Requirements Concerning Reduction of CO₂ Emission for New Passenger Cars”. Archives of Transport 74, no. 2 (June 30, 2025): 7–22. Accessed January 25, 2026. https://archivesoftransport.com/index.php/aot/article/view/782.